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Audit Complete

Results for https://merriam-webster.com

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E-commerce · estimated Tracking: purchases
Netherlands Netherlands · Amsterdam Completed: Apr 16, 2026 17:53 UTC
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Mobile 375 × 812

Screenshot of the audited page (Mobile 375×812)

Desktop 1440 × 900

Screenshot of the audited page (Desktop 1440×900)
C74

Site Health

Score: 74 / 100

Based on 8 categories, 0 sections

Room to improve — your 20.1s load time is above Google's 2.5s 'Good' threshold.

Several missing protections leave your users and data exposed.

Several issues make your site difficult for assistive technology users.

Well-optimized for search — your content is discoverable.

Solid infrastructure — fast server responses across the board.

Strong compliance posture across regulations.

Rich content metadata — your pages look great everywhere.

Heavier than average — reducing page weight saves energy and bandwidth.

How is this calculated?

The overall score is a weighted average of individual category scores. Categories with more impact on user experience and security carry more weight.

Performance 25%Security 25%Accessibility 15%SEO 10%Infrastructure 10%Compliance 8%Content 5%Sustainability 2%

Weights reflect general web best practices. Individual needs may differ.

How the composite score is calculated

How you compare

Cart Functionality sites average 72
At average
Better than 60% of Cart Functionality sites See full Cart Functionality benchmark →
Amazon ELB sites average 70
At average
Better than 82% of Amazon ELB sites See full Amazon ELB benchmark →

Top Priorities (5)

1

Content-Security-Policy header is missing

Security gaps expose your site and users to attacks, eroding trust.

Security › Security Headers
2

HSTS header is missing

Security gaps expose your site and users to attacks, eroding trust.

Security › Security Headers
3

No Content-Security-Policy header found

Security gaps expose your site and users to attacks, eroding trust.

Security › Content Security Policy
4

2 control(s) without accessible label

Accessibility issues exclude users with disabilities — up to 15% of your potential audience.

Accessibility › Form Accessibility
5

3 image-only link(s) without alt text

Accessibility issues exclude users with disabilities — up to 15% of your potential audience.

Accessibility › Link & Button Quality
View fix priority matrix

Fix Priority Matrix

5 findings

Quick Wins

3

High impact, low effort — start here.

Strategic

2

High impact, requires investment.

Easy Improvements

0

Small gains, minimal effort.

Nothing in this quadrant — good news.

Deprioritize

0

Low impact, high effort — do last.

Nothing in this quadrant — good news.

← Low effort High effort →
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What fixing these means

Your site performs reasonably well, but a few targeted fixes could meaningfully improve results. Addressing the critical issues below would have the most immediate impact on your user trust.

3 security gaps detected — browsers may warn visitors about your site.
2 accessibility issues exclude users who rely on assistive technology.

Conversion Barriers

2 critical 7 warning

9 barrier(s) likely increasing bounce by ~32%.

Speed (2)

Page takes 20.1s to load

+12% bounce

Users abandon at ~3s — you're 17.6s over the 2.5s threshold

Fix: Optimize render-blocking resources, preload the hero image, and compress images

Page feels frozen for 3.8s

+5% bounce

Clicks on the primary CTA are ignored while JavaScript runs

Fix: Break up long tasks; defer non-critical JavaScript to post-hydration

Trust (2)

No HSTS header

+1% bounce

Returning visitors are briefly exposed to downgrade attacks on first request

Fix: Set Strict-Transport-Security: max-age=31536000; includeSubDomains

No Content-Security-Policy header

+1% bounce

Higher XSS blast radius — one compromised script can exfiltrate the checkout form

Fix: Ship a reporting-only CSP first, then enforce once violations are clean

Usability (2)

Layout shifts during page load

+3% bounce

Content movement causes mis-clicks on CTAs and form fields

Fix: Add width/height to images; reserve space for late-loading embeds

2 form field(s) without a label

+4% bounce

Screen readers skip unlabeled fields; autofill can't identify them; checkout abandonment spikes

Fix: Associate every input with a visible <label for="…">; add autocomplete attributes

Content (1)

Content is hard to read

+2% bounce

Graduate-level reading difficulty — limits the addressable audience for product or blog pages

Fix: Shorten sentences; replace jargon with plain language; target Flesch ease ≥60

Navigation (2)

No skip-to-content link

+1% bounce

Keyboard and screen-reader users must tab through the entire header on every page

Fix: Add a visible-on-focus <a href="#main">Skip to content</a> as the first focusable element

1 broken link(s) on the page

+2% bounce

Clicks land on 404s — trust drops and the session often ends

Fix: Fix or remove the broken destinations surfaced on the Content tab

Preliminary CRO audit — each barrier links to the tab with detailed analysis.

Return on Investment

€383 investment → €0.79/month returns + EUR 20,500,000 risk avoided

Payback period: > 2 years First-year ROI: -98%

Investment

€383

4h · 5 findings

Monthly returns

€0.79 /mo

~€9.46 / year

  • Bandwidth savings €0.79

Regulatory risk avoided

EUR 20,500,000

if kept compliant

  • GDPR EUR 20,000,000
  • EAA EUR 500,000

€128 — in quick wins — start here for the fastest payback

Figures combine localized regulatory fine ceilings, search/conversion value priced against local CPC, and bandwidth waste estimates. Results depend on implementation quality and audience composition. Not legal or financial advice.

Full methodology & sources

Estimated Remediation Cost

€383

4.5 developer hours at €85/hr

Based on European Union rates (€85/hr)

Quick wins
€128 3 fixes in ~90 minutes

Start here for the best return on investment

Cost by category

Cost by effort level

Adjust assumptions
/hr

Rates reflect fully-loaded developer cost including overhead

How developer rates are sourced

What Inaction Is Costing You

€1,708,334 / month at risk

~€20,500,009 / year if left unfixed

Compliance Risk

€20,500,000

GDPREAA
  • 6 advertising/retargeting trackers detected
    GDPR: EUR 10,000 – EUR 20,000,000
  • No <main> landmark found
    EAA: EUR 1,000 – EUR 500,000
  • 2 of 2 <nav> elements are unlabeled
    EAA: EUR 1,000 – EUR 500,000

+4 more

Bandwidth Waste

€0.79 /mo

10641.5 MB/mo × 0.074 EUR/GB

  • Optimize transfer: save ~1.1 MB per page load
    Saves €0.79/mo

Compliance figures represent the statutory maximum fine for the most severe triggered category, capped per regulation — not the sum of per-finding penalties. Based on published regulatory fine ranges. This is not legal advice.

Compliance methodology · SEO assumptions · Bandwidth model

Your performance is already good — improvements may show diminishing returns

Unique monthly visitors from your analytics

Purchases, signups, or key actions

Optional — for revenue estimation

additional conversions/month

more engaged visitors from reduced bounce

potential monthly revenue
Current bounce (est.)
After fixes (est.)
Estimated bounce reduction

Fix 5 critical issues to capture this value

How this is calculated

Based on Google/Deloitte research ("Milliseconds Make Millions") showing a ~7% bounce rate increase per additional second of LCP above the 2.5s "Good" threshold.

Your site's LCP: → estimated after fixes.

These are estimates based on industry research — actual results vary

Bounce-rate model & assumptions

Your data stays in your browser — nothing is sent to our servers

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Lighthouse Scores

Industry-standard audits powered by Google Lighthouse.

22
Performance Overall performance score (0–100) based on Core Web Vitals and other metrics. 90+ is good.
88
Accessibility Measures how accessible the page is for users with disabilities. Checks color contrast, ARIA labels, and semantic HTML.
73
Best Practices Checks for modern web development best practices including HTTPS, no console errors, and secure JavaScript.
92
SEO Measures basic SEO optimizations: meta tags, crawlability, link text, and mobile friendliness.

Core Web Vitals

Key metrics that affect user experience.

First Contentful Paint First Contentful Paint — how long until the browser renders the first piece of content. Under 1.8s is good.

4.74 s

Largest Contentful Paint Largest Contentful Paint — how long until the largest visible element loads. Under 2.5s is good.

20.11 s

Total Blocking Time Total Blocking Time — total time the main thread was blocked, preventing user input. Under 200ms is good.

3.85 s

Cumulative Layout Shift Cumulative Layout Shift — measures visual stability. How much the page layout shifts during loading. Under 0.1 is good.

0.134

Speed Index Speed Index — how quickly content is visually displayed during load. Under 3.4s is good.

10.46 s

Time to Interactive Time to Interactive — how long until the page is fully interactive and responds to user input. Under 3.8s is good.

22.50 s

Detailed Report

Audit breakdown by category with detailed findings.

22

Performance

Insights

Remove large, duplicate JavaScript modules from bundles to reduce unnecessary bytes consumed by network activity.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Polyfills and transforms enable older browsers to use new JavaScript features. However, many aren't necessary for modern browsers. Consider modifying your JavaScript build process to not transpile Baseline features, unless you know you must support older browsers. Learn why most sites can deploy ES6+ code without transpiling

Why this matters

Shipping ES5 transpiled code to modern browsers wastes bytes — every user with an evergreen browser pays for compatibility you don't need.

Learn more

Most users today run browsers that natively support ES6+, async/await, optional chaining, and the rest of modern JavaScript. Transpiling to ES5 'just in case' adds 20-40% to your bundle for no benefit. Configure your build to target a modern browserslist, or ship a differential bundle pair (modern + legacy) with the module/nomodule pattern.

Source: Google web.dev / Lighthouse

3rd party code can significantly impact load performance. Reduce and defer loading of 3rd party code to prioritize your page's content.

Why this matters

Performance issues directly impact user engagement and conversion rates.

A long cache lifetime can speed up repeat visits to your page. Learn more about caching.

Why this matters

Performance issues directly impact user engagement and conversion rates.

RequestCache TTLTransfer Size
/assets/mw/static/app-css-images/home/app_mw_image_2x_upd...0.0 ms417.1 KiB
/builds/core/b3b9c29/es2018/js/adthrive.min.js?deployment...3600.0 s370.2 KiB
/wyN88rwU6FImxcXgha7IWE-FzsE/gpt_and_prebid/config.js900.0 s80.8 KiB
ads.adthrive.com/builds/core/b3b9c29/gdpr/vendor/prebid/es2018/prebid.min.js86400.0 s159.2 KiB
c.aps.amazon-adsystem.com/apstag.js3600.0 s78.4 KiB
cdn.consentmanager.net/delivery/js/cmp_final.min.js86400.0 s100.8 KiB
/assets/mw/static/app-css-images/podcasts/poadcast_word_i...0.0 ms40.1 KiB
/delivery/customdata/bV8xLndfMTM2NTcxLnJfR0RQUi5sX2VuLmRf...3600.0 s25.0 KiB
www.merriam-webster.com/assets/mw/fonts-v2/Playfair-700-Italic-Latin.woff20.0 ms19.1 KiB
www.merriam-webster.com/assets/mw/fonts-v2/Playfair-700-Latin.woff20.0 ms18.5 KiB
www.merriam-webster.com/assets/mw/fonts-v2/OpenSans-400-Italic-Latin.woff20.0 ms10.0 KiB
www.merriam-webster.com/assets/mw/fonts-v2/OpenSans-700-Italic-Latin.woff20.0 ms9.7 KiB
www.merriam-webster.com/assets/mw/fonts-v2/OpenSans-400-Latin.woff20.0 ms9.4 KiB
www.merriam-webster.com/assets/mw/fonts-v2/OpenSans-700-Latin.woff20.0 ms9.4 KiB
www.merriam-webster.com/assets/mw/fonts-v2/OpenSans-400-Italic-Latin-Ext.woff20.0 ms8.0 KiB
www.merriam-webster.com/assets/mw/fonts-v2/OpenSans-700-Italic-Latin-Ext.woff20.0 ms7.7 KiB
www.merriam-webster.com/assets/mw/fonts-v2/OpenSans-400-Latin-Ext.woff20.0 ms7.6 KiB
www.merriam-webster.com/assets/mw/fonts-v2/OpenSans-700-Latin-Ext.woff20.0 ms7.5 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/compiled...604800.0 s72.8 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/compiled...604800.0 s58.5 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/compiled...604800.0 s56.9 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/compiled...604800.0 s33.6 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/compiled...604800.0 s30.7 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/compiled...604800.0 s28.0 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/compiled...604800.0 s27.3 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/compiled...604800.0 s18.4 KiB
config.aps.amazon-adsystem.com/configs/4fbba76f-7987-4fa2-9733-c27eb3a2170b3600.0 s2.2 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/compiled...604800.0 s15.2 KiB
ads.adthrive.com/builds/customizations/61575e8e934c48ea554b3caa.js0.0 ms916 B
ads.adthrive.com/sites/61575e8e934c48ea554b3caa/ads.min.css3600.0 s1.0 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/compiled...604800.0 s6.6 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/assets/i...604800.0 s6.5 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/assets/i...604800.0 s5.6 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/assets/i...604800.0 s5.5 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/compiled...604800.0 s5.5 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/assets/i...604800.0 s5.4 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/assets/i...604800.0 s5.0 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/compiled...604800.0 s4.2 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/compiled...604800.0 s3.4 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/assets/i...604800.0 s3.3 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/assets/i...604800.0 s2.7 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/compiled...604800.0 s2.7 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/compiled...604800.0 s2.4 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/compiled...604800.0 s2.0 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/compiled...604800.0 s2.0 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/compiled...604800.0 s1.9 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/assets/i...604800.0 s1.6 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/assets/i...604800.0 s1.6 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/assets/i...604800.0 s1.6 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/compiled...604800.0 s1.5 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/assets/i...604800.0 s1.4 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/compiled...604800.0 s1.4 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/assets/i...604800.0 s1.3 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/assets/i...604800.0 s1.1 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/images/s...604800.0 s1.1 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/images/s...604800.0 s1.1 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/assets/i...604800.0 s1.1 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/compiled...604800.0 s1.1 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/compiled...604800.0 s1.0 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/assets/i...604800.0 s968 B
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/images/s...604800.0 s966 B
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/images/s...604800.0 s868 B
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/assets/i...604800.0 s820 B
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/images/s...604800.0 s752 B
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/images/s...604800.0 s613 B
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/compiled...604800.0 s546 B

Layout shifts occur when elements move absent any user interaction. Investigate the causes of layout shifts, such as elements being added, removed, or their fonts changing as the page loads.

Why this matters

Performance issues directly impact user engagement and conversion rates.

headings: [map[key:node label:Element subItemsHeading:map[key:extra] valueType:node] map[granularity:0.001 key:score label:Layout shift score subItemsHeading:map[key:cause valueType:text] valueType:numeric]]
items: [map[node:map[type:text value:Total] score:0.134152] map[node:map[boundingRect:map[bottom:823 height:412 left:0 right:412 top:412 width:412] lhId:page-1-DIV nodeLabel:Manage Your Privacy To provide the best experiences, we and our 156 partners us… path:1,HTML,1,BODY,0,DIV,a,#document-fragment,0,DIV selector:div#cmpbox snippet:<div id="cmpbox" class="cmpbox cmpstyleroot cmpbox2 cmpboxwcag cmpboxWelcomeGDPR cmpBoxWelcomeOI" aria-modal="true" role="dialog" lang="EN" aria-labelledby="cmpboxheadline1" data-nosnippet="" dir="ltr" style="display: block;"> type:node] score:0.012968 subItems:map[items:[map[cause:Unsized image element extra:map[boundingRect:map[bottom:813 height:11 left:7 right:23 top:802 width:16] lhId:page-3-IMG nodeLabel:Language: en path:1,HTML,1,BODY,0,DIV,a,#document-fragment,0,DIV,2,DIV,0,IMG selector:div#cmpbox > div#cmplanguage > img.cmplangicon snippet:<img class="cmplangicon" src="https://eu-us-cdn.consentmanager.net/delivery/flags/en.gif" width="16" height="11" aria-hidden="true" alt="Language: en" data-cmp-ab="1" loading="lazy"> type:node]]] type:subitems]] map[node:map[boundingRect:map[bottom:823 height:412 left:0 right:412 top:412 width:412] lhId:page-1-DIV nodeLabel:Manage Your Privacy To provide the best experiences, we and our 156 partners us… path:1,HTML,1,BODY,0,DIV,a,#document-fragment,0,DIV selector:div#cmpbox snippet:<div id="cmpbox" class="cmpbox cmpstyleroot cmpbox2 cmpboxwcag cmpboxWelcomeGDPR cmpBoxWelcomeOI" aria-modal="true" role="dialog" lang="EN" aria-labelledby="cmpboxheadline1" data-nosnippet="" dir="ltr" style="display: block;"> type:node] score:0.011089 subItems:map[items:[map[cause:Unsized image element extra:map[boundingRect:map[bottom:813 height:11 left:7 right:23 top:802 width:16] lhId:page-3-IMG nodeLabel:Language: en path:1,HTML,1,BODY,0,DIV,a,#document-fragment,0,DIV,2,DIV,0,IMG selector:div#cmpbox > div#cmplanguage > img.cmplangicon snippet:<img class="cmplangicon" src="https://eu-us-cdn.consentmanager.net/delivery/flags/en.gif" width="16" height="11" aria-hidden="true" alt="Language: en" data-cmp-ab="1" loading="lazy"> type:node]]] type:subitems]] map[node:map[boundingRect:map[bottom:823 height:412 left:0 right:412 top:412 width:412] lhId:page-1-DIV nodeLabel:Manage Your Privacy To provide the best experiences, we and our 156 partners us… path:1,HTML,1,BODY,0,DIV,a,#document-fragment,0,DIV selector:div#cmpbox snippet:<div id="cmpbox" class="cmpbox cmpstyleroot cmpbox2 cmpboxwcag cmpboxWelcomeGDPR cmpBoxWelcomeOI" aria-modal="true" role="dialog" lang="EN" aria-labelledby="cmpboxheadline1" data-nosnippet="" dir="ltr" style="display: block;"> type:node] score:0.010866 subItems:map[items:[map[cause:Unsized image element extra:map[boundingRect:map[bottom:813 height:11 left:7 right:23 top:802 width:16] lhId:page-3-IMG nodeLabel:Language: en path:1,HTML,1,BODY,0,DIV,a,#document-fragment,0,DIV,2,DIV,0,IMG selector:div#cmpbox > div#cmplanguage > img.cmplangicon snippet:<img class="cmplangicon" src="https://eu-us-cdn.consentmanager.net/delivery/flags/en.gif" width="16" height="11" aria-hidden="true" alt="Language: en" data-cmp-ab="1" loading="lazy"> type:node]]] type:subitems]] map[node:map[boundingRect:map[bottom:823 height:412 left:0 right:412 top:412 width:412] lhId:page-1-DIV nodeLabel:Manage Your Privacy To provide the best experiences, we and our 156 partners us… path:1,HTML,1,BODY,0,DIV,a,#document-fragment,0,DIV selector:div#cmpbox snippet:<div id="cmpbox" class="cmpbox cmpstyleroot cmpbox2 cmpboxwcag cmpboxWelcomeGDPR cmpBoxWelcomeOI" aria-modal="true" role="dialog" lang="EN" aria-labelledby="cmpboxheadline1" data-nosnippet="" dir="ltr" style="display: block;"> type:node] score:0.010815 subItems:map[items:[map[cause:Unsized image element extra:map[boundingRect:map[bottom:813 height:11 left:7 right:23 top:802 width:16] lhId:page-3-IMG nodeLabel:Language: en path:1,HTML,1,BODY,0,DIV,a,#document-fragment,0,DIV,2,DIV,0,IMG selector:div#cmpbox > div#cmplanguage > img.cmplangicon snippet:<img class="cmplangicon" src="https://eu-us-cdn.consentmanager.net/delivery/flags/en.gif" width="16" height="11" aria-hidden="true" alt="Language: en" data-cmp-ab="1" loading="lazy"> type:node]]] type:subitems]] map[node:map[boundingRect:map[bottom:823 height:412 left:0 right:412 top:412 width:412] lhId:page-1-DIV nodeLabel:Manage Your Privacy To provide the best experiences, we and our 156 partners us… path:1,HTML,1,BODY,0,DIV,a,#document-fragment,0,DIV selector:div#cmpbox snippet:<div id="cmpbox" class="cmpbox cmpstyleroot cmpbox2 cmpboxwcag cmpboxWelcomeGDPR cmpBoxWelcomeOI" aria-modal="true" role="dialog" lang="EN" aria-labelledby="cmpboxheadline1" data-nosnippet="" dir="ltr" style="display: block;"> type:node] score:0.010524 subItems:map[items:[map[cause:Unsized image element extra:map[boundingRect:map[bottom:813 height:11 left:7 right:23 top:802 width:16] lhId:page-3-IMG nodeLabel:Language: en path:1,HTML,1,BODY,0,DIV,a,#document-fragment,0,DIV,2,DIV,0,IMG selector:div#cmpbox > div#cmplanguage > img.cmplangicon snippet:<img class="cmplangicon" src="https://eu-us-cdn.consentmanager.net/delivery/flags/en.gif" width="16" height="11" aria-hidden="true" alt="Language: en" data-cmp-ab="1" loading="lazy"> type:node]]] type:subitems]]]

Your first network request is the most important. Reduce its latency by avoiding redirects, ensuring a fast server response, and enabling text compression.

Why this matters

Performance issues directly impact user engagement and conversion rates.

A forced reflow occurs when JavaScript queries geometric properties (such as offsetWidth) after styles have been invalidated by a change to the DOM state. This can result in poor performance. Learn more about forced reflows and possible mitigations.

Why this matters

Performance issues directly impact user engagement and conversion rates.

headings: [map[key:source label:Top function call valueType:source-location] map[granularity:1 key:reflowTime label:Total reflow time valueType:ms]]
items: [map[reflowTime:1.559 source:map[column:7179 line:207 type:source-location url:https://ads.adthrive.com/builds/core/b3b9c29/es2018/js/adthrive.min.js?deployment=2026-04-16-06:pe-996:b3b9c29:4&bucket=flex-23&deliveryFeatures=additiveRaptiveFloors,altsdm,altv2,amazonBetaApstag,consentManagerCMP,cv2,dlc,es2021,hb_crid,i262,ld,nvc,ok,pbis,raptiveFloors,raptiveManualCookieSync,recencyFrequency,reissuingSticky,removeAdHost,rpbsecs,rpr,rrassf,stickyBucketsLocalStorage,stickyV2,switzerlandGdpr,trafficShaping,usdk,prebidLoad,gptLoad,amazonLoad,ttdSync&siteid=61575e8e934c48ea554b3caa urlProvider:network]]]
headings: [map[key:source label:Source valueType:source-location] map[granularity:1 key:reflowTime label:Total reflow time valueType:ms]]
items: [map[reflowTime:106.307 source:map[column:18911 line:0 type:source-location url:https://www.merriam-webster.com/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/compiled/js/search-bar.BsutDbrz.js urlProvider:network]] map[reflowTime:35.005 source:map[column:170303 line:0 type:source-location url:https://cdn.consentmanager.net/delivery/js/cmp_final.min.js urlProvider:network]] map[reflowTime:1.261 source:map[column:61561 line:0 type:source-location url:https://www.merriam-webster.com/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/compiled/js/vendor-vue-core.BlyAqOAB.js urlProvider:network]] map[reflowTime:1.329 source:map[column:238705 line:46 type:source-location url:https://ads.adthrive.com/builds/core/b3b9c29/es2018/js/adthrive.min.js?deployment=2026-04-16-06:pe-996:b3b9c29:4&bucket=flex-23&deliveryFeatures=additiveRaptiveFloors,altsdm,altv2,amazonBetaApstag,consentManagerCMP,cv2,dlc,es2021,hb_crid,i262,ld,nvc,ok,pbis,raptiveFloors,raptiveManualCookieSync,recencyFrequency,reissuingSticky,removeAdHost,rpbsecs,rpr,rrassf,stickyBucketsLocalStorage,stickyV2,switzerlandGdpr,trafficShaping,usdk,prebidLoad,gptLoad,amazonLoad,ttdSync&siteid=61575e8e934c48ea554b3caa urlProvider:network]] map[reflowTime:2.258 source:map[column:251404 line:46 type:source-location url:https://ads.adthrive.com/builds/core/b3b9c29/es2018/js/adthrive.min.js?deployment=2026-04-16-06:pe-996:b3b9c29:4&bucket=flex-23&deliveryFeatures=additiveRaptiveFloors,altsdm,altv2,amazonBetaApstag,consentManagerCMP,cv2,dlc,es2021,hb_crid,i262,ld,nvc,ok,pbis,raptiveFloors,raptiveManualCookieSync,recencyFrequency,reissuingSticky,removeAdHost,rpbsecs,rpr,rrassf,stickyBucketsLocalStorage,stickyV2,switzerlandGdpr,trafficShaping,usdk,prebidLoad,gptLoad,amazonLoad,ttdSync&siteid=61575e8e934c48ea554b3caa urlProvider:network]] map[reflowTime:0.831 source:map[column:383463 line:26 type:source-location url:https://ads.adthrive.com/builds/core/b3b9c29/es2018/js/adthrive.min.js?deployment=2026-04-16-06:pe-996:b3b9c29:4&bucket=flex-23&deliveryFeatures=additiveRaptiveFloors,altsdm,altv2,amazonBetaApstag,consentManagerCMP,cv2,dlc,es2021,hb_crid,i262,ld,nvc,ok,pbis,raptiveFloors,raptiveManualCookieSync,recencyFrequency,reissuingSticky,removeAdHost,rpbsecs,rpr,rrassf,stickyBucketsLocalStorage,stickyV2,switzerlandGdpr,trafficShaping,usdk,prebidLoad,gptLoad,amazonLoad,ttdSync&siteid=61575e8e934c48ea554b3caa urlProvider:network]] map[reflowTime:0.213 source:map[column:20182 line:206 type:source-location url:https://ads.adthrive.com/builds/core/b3b9c29/es2018/js/adthrive.min.js?deployment=2026-04-16-06:pe-996:b3b9c29:4&bucket=flex-23&deliveryFeatures=additiveRaptiveFloors,altsdm,altv2,amazonBetaApstag,consentManagerCMP,cv2,dlc,es2021,hb_crid,i262,ld,nvc,ok,pbis,raptiveFloors,raptiveManualCookieSync,recencyFrequency,reissuingSticky,removeAdHost,rpbsecs,rpr,rrassf,stickyBucketsLocalStorage,stickyV2,switzerlandGdpr,trafficShaping,usdk,prebidLoad,gptLoad,amazonLoad,ttdSync&siteid=61575e8e934c48ea554b3caa urlProvider:network]] map[reflowTime:0.475 source:map[column:49208 line:18 type:source-location url:https://securepubads.g.doubleclick.net/pagead/managed/js/gpt/m202604150101/pubads_impl.js?cb=31097866 urlProvider:network]] map[reflowTime:0.726 source:map[column:17071 line:206 type:source-location url:https://ads.adthrive.com/builds/core/b3b9c29/es2018/js/adthrive.min.js?deployment=2026-04-16-06:pe-996:b3b9c29:4&bucket=flex-23&deliveryFeatures=additiveRaptiveFloors,altsdm,altv2,amazonBetaApstag,consentManagerCMP,cv2,dlc,es2021,hb_crid,i262,ld,nvc,ok,pbis,raptiveFloors,raptiveManualCookieSync,recencyFrequency,reissuingSticky,removeAdHost,rpbsecs,rpr,rrassf,stickyBucketsLocalStorage,stickyV2,switzerlandGdpr,trafficShaping,usdk,prebidLoad,gptLoad,amazonLoad,ttdSync&siteid=61575e8e934c48ea554b3caa urlProvider:network]] map[reflowTime:0.219 source:map[column:247062 line:46 type:source-location url:https://ads.adthrive.com/builds/core/b3b9c29/es2018/js/adthrive.min.js?deployment=2026-04-16-06:pe-996:b3b9c29:4&bucket=flex-23&deliveryFeatures=additiveRaptiveFloors,altsdm,altv2,amazonBetaApstag,consentManagerCMP,cv2,dlc,es2021,hb_crid,i262,ld,nvc,ok,pbis,raptiveFloors,raptiveManualCookieSync,recencyFrequency,reissuingSticky,removeAdHost,rpbsecs,rpr,rrassf,stickyBucketsLocalStorage,stickyV2,switzerlandGdpr,trafficShaping,usdk,prebidLoad,gptLoad,amazonLoad,ttdSync&siteid=61575e8e934c48ea554b3caa urlProvider:network]] map[reflowTime:1.42 source:map[column:69041 line:0 type:source-location url:https://www.merriam-webster.com/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/compiled/js/vendor-vue-core.BlyAqOAB.js urlProvider:network]] map[reflowTime:1.559 source:map[column:7332 line:206 type:source-location url:https://ads.adthrive.com/builds/core/b3b9c29/es2018/js/adthrive.min.js?deployment=2026-04-16-06:pe-996:b3b9c29:4&bucket=flex-23&deliveryFeatures=additiveRaptiveFloors,altsdm,altv2,amazonBetaApstag,consentManagerCMP,cv2,dlc,es2021,hb_crid,i262,ld,nvc,ok,pbis,raptiveFloors,raptiveManualCookieSync,recencyFrequency,reissuingSticky,removeAdHost,rpbsecs,rpr,rrassf,stickyBucketsLocalStorage,stickyV2,switzerlandGdpr,trafficShaping,usdk,prebidLoad,gptLoad,amazonLoad,ttdSync&siteid=61575e8e934c48ea554b3caa urlProvider:network]]]

Each subpart has specific improvement strategies. Ideally, most of the LCP time should be spent on loading the resources, not within delays.

Why this matters

Performance issues directly impact user engagement and conversion rates.

headings: [map[key:label label:Subpart valueType:text] map[key:duration label:Duration valueType:ms]]
items: [map[duration:84.501 label:Time to first byte subpart:timeToFirstByte] map[duration:1398.276 label:Resource load delay subpart:resourceLoadDelay] map[duration:23.431 label:Resource load duration subpart:resourceLoadDuration] map[duration:1048.111 label:Element render delay subpart:elementRenderDelay]]
lhId: page-0-DIV
nodeLabel: 3d-rendering of two fluffy yellow chicks emerging side by side from cracked whi…
path: 1,HTML,1,BODY,3,DIV,3,DIV,0,DIV,0,DIV,0,DIV,0,DIV,0,DIV,0,A,0,DIV,0,DIV
selector: div.header-card-img-overlay > a.d-flex > div.overflow-hidden > div.lazyload-container
snippet: <div role="img" data-background-image-set="url(https://merriam-webster.com/assets/mw/images/omni/omni-16x9-928x522/3d…" aria-label="3d-rendering of two fluffy yellow chicks emerging side by side from cracke…" class="lazyload-container ratio-16-9 lazyloaded" style="opacity: 1; background-size: cover; background-position: center center;" data-loaded="true">

Optimize LCP by making the LCP image discoverable from the HTML immediately, and avoiding lazy-loading

Why this matters

Performance issues directly impact user engagement and conversion rates.

lhId: page-0-DIV
nodeLabel: 3d-rendering of two fluffy yellow chicks emerging side by side from cracked whi…
path: 1,HTML,1,BODY,3,DIV,3,DIV,0,DIV,0,DIV,0,DIV,0,DIV,0,DIV,0,A,0,DIV,0,DIV
selector: div.header-card-img-overlay > a.d-flex > div.overflow-hidden > div.lazyload-container
snippet: <div role="img" data-background-image-set="url(https://merriam-webster.com/assets/mw/images/omni/omni-16x9-928x522/3d…" aria-label="3d-rendering of two fluffy yellow chicks emerging side by side from cracke…" class="lazyload-container ratio-16-9 lazyloaded" style="opacity: 1; background-size: cover; background-position: center center;" data-loaded="true">

Avoid chaining critical requests by reducing the length of chains, reducing the download size of resources, or deferring the download of unnecessary resources to improve page load.

Why this matters

Performance issues directly impact user engagement and conversion rates.

description: [preconnect](https://developer.chrome.com/docs/lighthouse/performance/uses-rel-preconnect/) hints help the browser establish a connection earlier in the page load, saving time when the first request for that origin is made. The following are the origins that the page preconnected to.
title: Preconnected origins
description: Add [preconnect](https://developer.chrome.com/docs/lighthouse/performance/uses-rel-preconnect/) hints to your most important origins, but try to use no more than 4.
title: Preconnect candidates

Reducing the download time of images can improve the perceived load time of the page and LCP. Learn more about optimizing image size

Why this matters

Performance issues directly impact user engagement and conversion rates.

URLResource SizeEst Savings
Merriam-Webster Dictionary App div.home-general-promo-item-card > div.card-img-with-border-wht > div.lazyload-container > img.views-card-static--card-img
/assets/mw/static/app-css-images/home/app_mw_image_2x_upd...416.2 KiB406.5 KiB
reunion div.home-general-games-and-quizzes-list > a.home-games-and-quizzes-item-featured > span.lazyload-container > img.lazyloaded
/assets/mw/images/article/art-home-edpick-lg/reunion-1270...58.6 KiB56.5 KiB
the-loop div.home-general-games-and-quizzes-list > a.home-games-and-quizzes-item-featured > span.lazyload-container > img.lazyloaded
/assets/mw/images/article/art-home-edpick-lg/the-loop-132...53.8 KiB51.9 KiB
blossom game flower image a.d-flex > div.home-games-and-quizzes-item-icon > span.lazyload-container > img.lazyloaded
/assets/mw/images/omni/omni-1x1-540x540/blossom game flow...45.8 KiB45.8 KiB
Merriam-Webster Podcast div.home-general-promo-item-card > div.card-img-with-border-wht > div.lazyload-container > img.views-card-static--card-img
/assets/mw/static/app-css-images/podcasts/poadcast_word_i...39.7 KiB38.1 KiB
octordle icon 8 dots a.d-flex > div.home-games-and-quizzes-item-icon > span.lazyload-container > img.lazyloaded
/assets/mw/images/omni/omni-1x1-540x540/octordle icon 8 d...34.5 KiB34.5 KiB
missing-letter a.d-flex > div.home-games-and-quizzes-item-icon > span.lazyload-container > img.lazyloaded
/assets/mw/images/omni/omni-1x1-540x540/missing-letter-11...33.6 KiB33.6 KiB
tightrope a.d-flex > div.home-games-and-quizzes-item-icon > span.lazyload-container > img.lazyloaded
/assets/mw/images/omni/omni-1x1-540x540/tightrope-11710-8...29.4 KiB29.4 KiB
revealed a.d-flex > div.home-games-and-quizzes-item-icon > span.lazyload-container > img.lazyloaded
/assets/mw/images/omni/omni-1x1-540x540/revealed-12705-bc...27.1 KiB27.0 KiB
quordle-icon a.d-flex > div.home-games-and-quizzes-item-icon > span.lazyload-container > img.lazyloaded
/assets/mw/images/omni/omni-1x1-540x540/quordle-icon-1235...12.8 KiB12.8 KiB

Requests are blocking the page's initial render, which may delay LCP. Deferring or inlining can move these network requests out of the critical path.

Why this matters

Performance issues directly impact user engagement and conversion rates.

These insights are also available in the Chrome DevTools Performance Panel - record a trace to view more detailed information.

Redirects introduce additional delays before the page can be loaded. Learn how to avoid page redirects.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Estimated savings: 765 ms

These are the largest layout shifts observed on the page. Each table item represents a single layout shift, and shows the element that shifted the most. Below each item are possible root causes that led to the layout shift. Some of these layout shifts may not be included in the CLS metric value due to windowing. Learn how to improve CLS

Why this matters

Performance issues directly impact user engagement and conversion rates.

ElementLayout shift score
Manage Your Privacy To provide the best experiences, we and our 156 partners us… div#cmpbox
0.013
Manage Your Privacy To provide the best experiences, we and our 156 partners us… div#cmpbox
0.011
Manage Your Privacy To provide the best experiences, we and our 156 partners us… div#cmpbox
0.011
Manage Your Privacy To provide the best experiences, we and our 156 partners us… div#cmpbox
0.011
Manage Your Privacy To provide the best experiences, we and our 156 partners us… div#cmpbox
0.011
Manage Your Privacy To provide the best experiences, we and our 156 partners us… div#cmpbox
0.010
Manage Your Privacy To provide the best experiences, we and our 156 partners us… div#cmpbox
0.010
Manage Your Privacy To provide the best experiences, we and our 156 partners us… div#cmpbox
0.009
Manage Your Privacy To provide the best experiences, we and our 156 partners us… div#cmpbox
0.008
Manage Your Privacy To provide the best experiences, we and our 156 partners us… div#cmpbox
0.007
Manage Your Privacy To provide the best experiences, we and our 156 partners us… div#cmpbox
0.007
Manage Your Privacy To provide the best experiences, we and our 156 partners us… div#cmpbox
0.006
Manage Your Privacy To provide the best experiences, we and our 156 partners us… div#cmpbox
0.005
Manage Your Privacy To provide the best experiences, we and our 156 partners us… div#cmpbox
0.005
Manage Your Privacy To provide the best experiences, we and our 156 partners us… div#cmpbox
0.004

Time to Interactive is the amount of time it takes for the page to become fully interactive. Learn more about the Time to Interactive metric.

Why this matters

Performance issues directly impact user engagement and conversion rates.

TTI

The maximum potential First Input Delay that your users could experience is the duration of the longest task. Learn more about the Maximum Potential First Input Delay metric.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Diagnostics

Reduce unused rules from stylesheets and defer CSS not used for above-the-fold content to decrease bytes consumed by network activity. Learn how to reduce unused CSS.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Estimated savings: 150 ms 21.2 KiB
URLTransfer SizeEst Savings
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/compiled...21.2 KiB21.2 KiB

Reduce unused JavaScript and defer loading scripts until they are required to decrease bytes consumed by network activity. Learn how to reduce unused JavaScript.

Why this matters

Multi-megabyte JavaScript bundles delay every interactive feature on the page.

Learn more

This is the Lighthouse audit fired when too much JS is shipped relative to what executes. The fix isn't a config flag — it requires bundle analysis (webpack-bundle-analyzer, rollup-plugin-visualizer), splitting routes into chunks, lazy-loading off-screen components, and removing unused dependencies. Fundamentally different from minification: minifying reduces byte count, this reduces what's downloaded at all.

Source: Google web.dev / Lighthouse

Consider reducing the time spent parsing, compiling, and executing JS. You may find delivering smaller JS payloads helps with this. Learn how to reduce Javascript execution time.

Why this matters

Performance issues directly impact user engagement and conversion rates.

URLTotal CPU TimeScript EvaluationScript Parse
Unattributable1.6 s262 ms0.0 ms
www.merriam-webster.com/1.4 s303 ms175 ms
/delivery/customdata/bV8xLndfMTM2NTcxLnJfR0RQUi5sX2VuLmRf...1.4 s1.1 s18 ms
cdn.confiant-integrations.net/gptprebidnativevideo/202603180909/wrap.js989 ms865 ms72 ms
/pagead/managed/js/gpt/m202604150101/pubads_impl.js?cb=31...760 ms610 ms122 ms
/builds/core/b3b9c29/es2018/js/adthrive.min.js?deployment...756 ms460 ms256 ms
www.googletagmanager.com/gtm.js?id=GTM-WW4KHXF745 ms617 ms112 ms
c.aps.amazon-adsystem.com/apstag.js607 ms524 ms59 ms
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/compiled...548 ms472 ms0.9 ms
www.googletagmanager.com/gtag/js?id=G-M7RZHNRRPK&cx=c&gtm=4e64f0542 ms449 ms89 ms
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/compiled...537 ms341 ms1.5 ms
/sites/61575e8e934c48ea554b3caa/ads.min.js?referrer=https...529 ms385 ms25 ms
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/compiled...447 ms15 ms0.4 ms
www.googletagmanager.com/gtm.js?id=GTM-PQ9SK33N239 ms174 ms63 ms
ads.adthrive.com/builds/core/b3b9c29/gdpr/vendor/prebid/es2018/prebid.min.js231 ms145 ms84 ms
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/compiled...149 ms53 ms0.4 ms
cdn.consentmanager.net/delivery/js/cmp_final.min.js148 ms63 ms85 ms
securepubads.g.doubleclick.net/tag/js/gpt.js148 ms125 ms22 ms
/wyN88rwU6FImxcXgha7IWE-FzsE/gpt_and_prebid/config.js114 ms43 ms69 ms
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/compiled...72 ms12 ms0.8 ms
merriam-webster.com/assets/mw/jwplayer-8.10.3/jwplayer.js63 ms42 ms20 ms
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/compiled...60 ms0.0 ms0.0 ms

Consider reducing the time spent parsing, compiling and executing JS. You may find delivering smaller JS payloads helps with this. Learn how to minimize main-thread work

Why this matters

Performance issues directly impact user engagement and conversion rates.

CategoryTime Spent
Script Evaluation7.2 s
Other2.0 s
Script Parsing & Compilation1.3 s
Style & Layout1.1 s
Rendering259 ms
Garbage Collection252 ms
Parse HTML & CSS216 ms

Set an explicit width and height on image elements to reduce layout shifts and improve CLS. Learn how to set image dimensions

Why this matters

Performance issues directly impact user engagement and conversion rates.

URL
Time Traveler div.time-traveler__header-wrapper > div.time-traveler__logo > a > img.time-traveler__logo__image
merriam-webster.com/assets/mw/static/time-traveler/timetraveler-logo.svg
the-loop div.home-general-games-and-quizzes-list > a.home-games-and-quizzes-item-featured > span.lazyload-container > img.lazyloaded
/assets/mw/images/article/art-home-edpick-lg/the-loop-132...
reunion div.home-general-games-and-quizzes-list > a.home-games-and-quizzes-item-featured > span.lazyload-container > img.lazyloaded
/assets/mw/images/article/art-home-edpick-lg/reunion-1270...
quordle-icon a.d-flex > div.home-games-and-quizzes-item-icon > span.lazyload-container > img.lazyloaded
/assets/mw/images/omni/omni-1x1-540x540/quordle-icon-1235...
octordle icon 8 dots a.d-flex > div.home-games-and-quizzes-item-icon > span.lazyload-container > img.lazyloaded
/assets/mw/images/omni/omni-1x1-540x540/octordle icon 8 d...
tightrope a.d-flex > div.home-games-and-quizzes-item-icon > span.lazyload-container > img.lazyloaded
/assets/mw/images/omni/omni-1x1-540x540/tightrope-11710-8...
blossom game flower image a.d-flex > div.home-games-and-quizzes-item-icon > span.lazyload-container > img.lazyloaded
/assets/mw/images/omni/omni-1x1-540x540/blossom game flow...
revealed a.d-flex > div.home-games-and-quizzes-item-icon > span.lazyload-container > img.lazyloaded
/assets/mw/images/omni/omni-1x1-540x540/revealed-12705-bc...
missing-letter a.d-flex > div.home-games-and-quizzes-item-icon > span.lazyload-container > img.lazyloaded
/assets/mw/images/omni/omni-1x1-540x540/missing-letter-11...
App Store div.row > div.col-6 > a.more-from-mw-app-links-list-item > img.app-links__img
data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==
Play Store div.row > div.col-6 > a.more-from-mw-app-links-list-item > img.app-links__img
data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==

More information about the performance of your application. These numbers don't directly affect the Performance score.

Optimize DOM size
Font display
Modern HTTP
Optimize viewport for mobile
Minify CSS
Minify JavaScript
User Timing marks and measures 15 user timings
Avoid long main-thread tasks 20 long tasks found
Avoid non-composited animations 1 animated element found
Page didn't prevent back/forward cache restoration
Network Requests
Network Round Trip Times 90 ms
Server Backend Latencies 90 ms
Tasks
Diagnostics
Metrics
Screenshot Thumbnails
Final Screenshot
Script Treemap Data
Resources Summary
Initial server response time was short Root document took 10 ms
INP breakdown
88

Accessibility

These checks highlight opportunities to improve the accessibility of your web app. Automatic detection can only detect a subset of issues and does not guarantee the accessibility of your web app, so manual testing is also encouraged.

Names and labels

When a button doesn't have an accessible name, screen readers announce it as "button", making it unusable for users who rely on screen readers. Learn how to make buttons more accessible.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
div.fixed > button.absolute div.fixed > button.absolute

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Contrast

Low-contrast text is difficult or impossible for many users to read. Learn how to provide sufficient color contrast.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
brazen div.lazyload-container > div.wotd-home-promo-image-content-overlay > div.wotd-home-promo-header > div.d-inline-block
Definition, examples, & podcast div.wotd-home-promo-image-content-overlay > div.d-flex > div.wotd-home-promo-sub-header > span
Sign up for Merriam-Webster's Word of the Day newsletter div.footer-mast-content > div.footer-subscribe-block > form.footer-subscribe > input.footer-subscribe-field
Update Privacy Preferences body.main-body > div.adthrive-comscore > div.adthrive-privacy-preferences > a

These are opportunities to improve the legibility of your content.

Navigation

Properly ordered headings that do not skip levels convey the semantic structure of the page, making it easier to navigate and understand when using assistive technologies. Learn more about heading order.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
Slang & Trending Words div.header-card-img-overlay > a.d-flex > div.hero-item-promo-info-block > h3.teaser-title

These are opportunities to improve keyboard navigation in your application.

Tables and lists

Screen readers have a specific way of announcing lists. Ensuring proper list structure aids screen reader output. Learn more about proper list structure.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
nav.home-navbar > div.home-navigation-container > div.home-navigation > ul.home-navigation-links nav.home-navbar > div.home-navigation-container > div.home-navigation > ul.home-navigation-links

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Interactive controls are keyboard focusable
Interactive elements indicate their purpose and state
The page has a logical tab order
Visual order on the page follows DOM order
User focus is not accidentally trapped in a region
The user's focus is directed to new content added to the page
HTML5 landmark elements are used to improve navigation
Offscreen content is hidden from assistive technology
Custom controls have associated labels
Custom controls have ARIA roles
`[aria-*]` attributes match their roles
`[aria-hidden="true"]` is not present on the document `<body>`
`[role]`s have all required `[aria-*]` attributes
`[role]` values are valid
`[aria-*]` attributes have valid values
`[aria-*]` attributes are valid and not misspelled
Image elements have `[alt]` attributes
Input buttons have discernible text.
Form elements have associated labels
`[user-scalable="no"]` is not used in the `<meta name="viewport">` element and the `[maximum-scale]` attribute is not less than 5.
`button`, `link`, and `menuitem` elements have accessible names
ARIA attributes are used as specified for the element's role
Elements with `role="dialog"` or `role="alertdialog"` have accessible names.
`[aria-hidden="true"]` elements do not contain focusable descendents
ARIA input fields have accessible names
Elements use only permitted ARIA attributes
Document has a `<title>` element
`<html>` element has a `[lang]` attribute
`<html>` element has a valid value for its `[lang]` attribute
Links have a discernible name
List items (`<li>`) are contained within `<ul>`, `<ol>` or `<menu>` parent elements
No element has a `[tabindex]` value greater than 0
Touch targets have sufficient size and spacing.
`[lang]` attributes have a valid value
Document has a main landmark.
Deprecated ARIA roles were not used
Image elements do not have `[alt]` attributes that are redundant text.
Identical links have the same purpose.
`[accesskey]` values are unique
ARIA `meter` elements have accessible names
ARIA `progressbar` elements have accessible names
Elements with an ARIA `[role]` that require children to contain a specific `[role]` have all required children.
`[role]`s are contained by their required parent element
Elements with the `role=text` attribute do not have focusable descendents.
ARIA toggle fields have accessible names
ARIA `tooltip` elements have accessible names
ARIA `treeitem` elements have accessible names
The page contains a heading, skip link, or landmark region
`<dl>`'s contain only properly-ordered `<dt>` and `<dd>` groups, `<script>`, `<template>` or `<div>` elements.
Definition list items are wrapped in `<dl>` elements
ARIA IDs are unique
No form fields have multiple labels
`<frame>` or `<iframe>` elements have a title
`<html>` element has an `[xml:lang]` attribute with the same base language as the `[lang]` attribute.
`<input type="image">` elements have `[alt]` text
Links are distinguishable without relying on color.
The document does not use `<meta http-equiv="refresh">`
`<object>` elements have alternate text
Select elements have associated label elements.
Skip links are focusable.
Cells in a `<table>` element that use the `[headers]` attribute refer to table cells within the same table.
`<th>` elements and elements with `[role="columnheader"/"rowheader"]` have data cells they describe.
`<video>` elements contain a `<track>` element with `[kind="captions"]`
Tables have different content in the summary attribute and `<caption>`.
All heading elements contain content.
Uses ARIA roles only on compatible elements
Elements with visible text labels have matching accessible names.
Tables use `<caption>` instead of cells with the `[colspan]` attribute to indicate a caption.
`<td>` elements in a large `<table>` have one or more table headers.
73

Best Practices

User Experience

Image display dimensions should match natural aspect ratio. Learn more about image aspect ratio.

Why this matters

Performance issues directly impact user engagement and conversion rates.

URLAspect Ratio (Displayed)Aspect Ratio (Actual)
Merriam-Webster Dictionary App div.home-general-promo-item-card > div.card-img-with-border-wht > div.lazyload-container > img.views-card-static--card-img
/assets/mw/static/app-css-images/home/app_mw_image_2x_upd...298 x 200 (1.49)1400 x 700 (2.00)
Merriam-Webster Podcast div.home-general-promo-item-card > div.card-img-with-border-wht > div.lazyload-container > img.views-card-static--card-img
/assets/mw/static/app-css-images/podcasts/poadcast_word_i...206 x 200 (1.03)1400 x 700 (2.00)

Image natural dimensions should be proportional to the display size and the pixel ratio to maximize image clarity. Learn how to provide responsive images.

Why this matters

Performance issues directly impact user engagement and conversion rates.

URLDisplayed sizeActual sizeExpected size
Language: en div#cmpbox > div#cmplanguage > img.cmplangicon
eu-us-cdn.consentmanager.net/delivery/flags/en.gif16 x 1116 x 1124 x 17

General

Deprecated APIs will eventually be removed from the browser. Learn more about deprecated APIs.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Deprecation / WarningSource
Topics
Uses HTTPS
Avoids third-party cookies
Allows users to paste into input fields
Avoids requesting the geolocation permission on page load
Avoids requesting the notification permission on page load
Page has the HTML doctype
Properly defines charset
No browser errors logged to the console
No issues in the `Issues` panel in Chrome Devtools
Ensure CSP is effective against XSS attacks
Use a strong HSTS policy
Ensure proper origin isolation with COOP
Mitigate clickjacking with XFO or CSP
Mitigate DOM-based XSS with Trusted Types
Detected JavaScript libraries
Page has valid source maps
Redirects HTTP traffic to HTTPS
92

SEO

These checks ensure that your page is following basic search engine optimization advice. There are many additional factors Lighthouse does not score here that may affect your search ranking, including performance on Core Web Vitals. Learn more about Google Search Essentials.

Crawling and Indexing

Search engines may use `href` attributes on links to crawl websites. Ensure that the `href` attribute of anchor elements links to an appropriate destination, so more pages of the site can be discovered. Learn how to make links crawlable

Why this matters

Performance issues directly impact user engagement and conversion rates.

Uncrawlable Link
div#home-header-container > header#base-header > nav.navbar > a#navbar-close-icon-link
div.flex > a#gtm-gamesnav-link-allgames div.flex > a#gtm-gamesnav-link-allgames

To appear in search results, crawlers need access to your app.

Structured data is valid
Page isn’t blocked from indexing
Document has a `<title>` element
Document has a meta description
Page has successful HTTP status code
Links have descriptive text
robots.txt is valid
Image elements have `[alt]` attributes
Document has a valid `hreflang`
Document has a valid `rel=canonical`

Lighthouse Scores

Industry-standard audits powered by Google Lighthouse. — Desktop

54
Performance Overall performance score (0–100) based on Core Web Vitals and other metrics. 90+ is good.
93
Accessibility Measures how accessible the page is for users with disabilities. Checks color contrast, ARIA labels, and semantic HTML.
77
Best Practices Checks for modern web development best practices including HTTPS, no console errors, and secure JavaScript.
92
SEO Measures basic SEO optimizations: meta tags, crawlability, link text, and mobile friendliness.

Core Web Vitals

Key metrics that affect user experience. — Desktop

First Contentful Paint First Contentful Paint — how long until the browser renders the first piece of content. Under 1.8s is good.

775 ms

Largest Contentful Paint Largest Contentful Paint — how long until the largest visible element loads. Under 2.5s is good.

3.61 s

Total Blocking Time Total Blocking Time — total time the main thread was blocked, preventing user input. Under 200ms is good.

443 ms

Cumulative Layout Shift Cumulative Layout Shift — measures visual stability. How much the page layout shifts during loading. Under 0.1 is good.

0.077

Speed Index Speed Index — how quickly content is visually displayed during load. Under 3.4s is good.

2.33 s

Time to Interactive Time to Interactive — how long until the page is fully interactive and responds to user input. Under 3.8s is good.

4.35 s

Detailed Report

Audit breakdown by category with detailed findings.

54

Performance

Insights

Remove large, duplicate JavaScript modules from bundles to reduce unnecessary bytes consumed by network activity.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Polyfills and transforms enable older browsers to use new JavaScript features. However, many aren't necessary for modern browsers. Consider modifying your JavaScript build process to not transpile Baseline features, unless you know you must support older browsers. Learn why most sites can deploy ES6+ code without transpiling

Why this matters

Shipping ES5 transpiled code to modern browsers wastes bytes — every user with an evergreen browser pays for compatibility you don't need.

Learn more

Most users today run browsers that natively support ES6+, async/await, optional chaining, and the rest of modern JavaScript. Transpiling to ES5 'just in case' adds 20-40% to your bundle for no benefit. Configure your build to target a modern browserslist, or ship a differential bundle pair (modern + legacy) with the module/nomodule pattern.

Source: Google web.dev / Lighthouse

3rd party code can significantly impact load performance. Reduce and defer loading of 3rd party code to prioritize your page's content.

Why this matters

Performance issues directly impact user engagement and conversion rates.

A long cache lifetime can speed up repeat visits to your page. Learn more about caching.

Why this matters

Performance issues directly impact user engagement and conversion rates.

RequestCache TTLTransfer Size
/assets/mw/static/app-css-images/home/app_mw_image_2x_upd...0.0 ms416.6 KiB
/builds/core/d9c3cca/es2018/js/adthrive.min.js?deployment...3600.0 s370.2 KiB
/wyN88rwU6FImxcXgha7IWE-FzsE/gpt_and_prebid/config.js900.0 s80.8 KiB
ads.adthrive.com/builds/core/d9c3cca/gdpr/vendor/prebid/es2018/prebid.min.js86400.0 s159.2 KiB
c.aps.amazon-adsystem.com/apstag.js3600.0 s78.4 KiB
cdn.consentmanager.net/delivery/js/cmp_final.min.js86400.0 s100.8 KiB
/assets/mw/static/app-css-images/podcasts/poadcast_word_i...0.0 ms40.0 KiB
/delivery/customdata/bV8xLndfMTM2NTcxLnJfR0RQUi5sX2VuLmRf...3600.0 s25.0 KiB
www.merriam-webster.com/assets/mw/fonts-v2/Playfair-700-Italic-Latin.woff20.0 ms19.1 KiB
www.merriam-webster.com/assets/mw/fonts-v2/Playfair-700-Latin.woff20.0 ms18.5 KiB
www.merriam-webster.com/assets/mw/fonts-v2/OpenSans-400-Italic-Latin.woff20.0 ms10.0 KiB
www.merriam-webster.com/assets/mw/fonts-v2/OpenSans-700-Italic-Latin.woff20.0 ms9.7 KiB
www.merriam-webster.com/assets/mw/fonts-v2/OpenSans-400-Latin.woff20.0 ms9.4 KiB
www.merriam-webster.com/assets/mw/fonts-v2/OpenSans-700-Latin.woff20.0 ms9.4 KiB
www.merriam-webster.com/assets/mw/fonts-v2/OpenSans-400-Italic-Latin-Ext.woff20.0 ms8.0 KiB
www.merriam-webster.com/assets/mw/fonts-v2/OpenSans-700-Italic-Latin-Ext.woff20.0 ms7.7 KiB
www.merriam-webster.com/assets/mw/fonts-v2/OpenSans-400-Latin-Ext.woff20.0 ms7.6 KiB
www.merriam-webster.com/assets/mw/fonts-v2/OpenSans-700-Latin-Ext.woff20.0 ms7.5 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/compiled...604800.0 s72.8 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/compiled...604800.0 s58.5 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/compiled...604800.0 s56.9 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/compiled...604800.0 s33.6 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/compiled...604800.0 s30.7 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/compiled...604800.0 s28.0 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/compiled...604800.0 s27.3 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/compiled...604800.0 s18.4 KiB
config.aps.amazon-adsystem.com/configs/4fbba76f-7987-4fa2-9733-c27eb3a2170b3600.0 s2.2 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/compiled...604800.0 s15.2 KiB
ads.adthrive.com/builds/customizations/61575e8e934c48ea554b3caa.js0.0 ms916 B
ads.adthrive.com/sites/61575e8e934c48ea554b3caa/ads.min.css3600.0 s1.0 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/compiled...604800.0 s6.6 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/assets/i...604800.0 s6.5 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/assets/i...604800.0 s5.6 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/assets/i...604800.0 s5.5 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/compiled...604800.0 s5.5 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/assets/i...604800.0 s5.4 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/assets/i...604800.0 s5.0 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/compiled...604800.0 s4.2 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/compiled...604800.0 s3.4 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/assets/i...604800.0 s3.3 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/assets/i...604800.0 s2.8 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/compiled...604800.0 s2.7 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/compiled...604800.0 s2.4 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/compiled...604800.0 s2.0 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/compiled...604800.0 s2.0 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/compiled...604800.0 s1.9 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/assets/i...604800.0 s1.6 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/assets/i...604800.0 s1.6 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/assets/i...604800.0 s1.6 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/compiled...604800.0 s1.5 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/assets/i...604800.0 s1.4 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/compiled...604800.0 s1.4 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/assets/i...604800.0 s1.3 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/images/s...604800.0 s1.1 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/assets/i...604800.0 s1.1 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/images/s...604800.0 s1.1 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/images/s...604800.0 s1.1 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/assets/i...604800.0 s1.1 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/compiled...604800.0 s1.1 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/compiled...604800.0 s1.0 KiB
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/images/s...604800.0 s986 B
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/assets/i...604800.0 s969 B
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/images/s...604800.0 s868 B
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/assets/i...604800.0 s821 B
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/images/s...604800.0 s753 B
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/images/s...604800.0 s614 B
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Your first network request is the most important. Reduce its latency by avoiding redirects, ensuring a fast server response, and enabling text compression.

Why this matters

Performance issues directly impact user engagement and conversion rates.

A forced reflow occurs when JavaScript queries geometric properties (such as offsetWidth) after styles have been invalidated by a change to the DOM state. This can result in poor performance. Learn more about forced reflows and possible mitigations.

Why this matters

Performance issues directly impact user engagement and conversion rates.

headings: [map[key:source label:Top function call valueType:source-location] map[granularity:1 key:reflowTime label:Total reflow time valueType:ms]]
items: [map[reflowTime:24.926 source:map[column:175497 line:1 type:source-location url:https://cdn.consentmanager.net/delivery/js/cmp_final.min.js urlProvider:network]]]
headings: [map[key:source label:Source valueType:source-location] map[granularity:1 key:reflowTime label:Total reflow time valueType:ms]]
items: [map[reflowTime:139.526 source:map[type:text value:[unattributed]]] map[reflowTime:2.378 source:map[column:18889 line:0 type:source-location url:https://www.merriam-webster.com/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/compiled/js/search-bar.BsutDbrz.js urlProvider:network]] map[reflowTime:3.864 source:map[column:12612 line:0 type:source-location url:https://www.merriam-webster.com/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/compiled/js/search-bar.BsutDbrz.js urlProvider:network]] map[reflowTime:3.39 source:map[column:3592 line:0 type:source-location url:https://www.merriam-webster.com/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/compiled/js/search-bar.BsutDbrz.js urlProvider:network]] map[reflowTime:2.144 source:map[column:4397 line:0 type:source-location url:https://www.merriam-webster.com/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/compiled/js/search-bar.BsutDbrz.js urlProvider:network]] map[reflowTime:6.564 source:map[column:7785 line:26 type:source-location 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url:https://ads.adthrive.com/builds/core/d9c3cca/es2018/js/adthrive.min.js?deployment=2026-04-16-06:ada-1749:d9c3cca:4&bucket=flex-09&deliveryFeatures=additiveRaptiveFloors,altsdm,altv2,amazonBetaApstag,consentManagerCMP,cv2,dlc,es2021,hb_crid,i262,ld,nvc,ok,pbis,raptiveFloors,raptiveManualCookieSync,recencyFrequency,reissuingSticky,removeAdHost,rpbsecs,rpr,rrassf,stickyBucketsLocalStorage,stickyV2,switzerlandGdpr,trafficShaping,usdk,prebidLoad,gptLoad,amazonLoad,ttdSync&siteid=61575e8e934c48ea554b3caa urlProvider:network]] map[reflowTime:0.444 source:map[column:48579 line:18 type:source-location url:https://securepubads.g.doubleclick.net/pagead/managed/js/gpt/m202604130101/pubads_impl.js urlProvider:network]] map[reflowTime:1.125 source:map[column:247021 line:46 type:source-location url:https://ads.adthrive.com/builds/core/d9c3cca/es2018/js/adthrive.min.js?deployment=2026-04-16-06:ada-1749:d9c3cca:4&bucket=flex-09&deliveryFeatures=additiveRaptiveFloors,altsdm,altv2,amazonBetaApstag,consentManagerCMP,cv2,dlc,es2021,hb_crid,i262,ld,nvc,ok,pbis,raptiveFloors,raptiveManualCookieSync,recencyFrequency,reissuingSticky,removeAdHost,rpbsecs,rpr,rrassf,stickyBucketsLocalStorage,stickyV2,switzerlandGdpr,trafficShaping,usdk,prebidLoad,gptLoad,amazonLoad,ttdSync&siteid=61575e8e934c48ea554b3caa urlProvider:network]] map[reflowTime:24.401 source:map[column:175936 line:0 type:source-location url:https://cdn.consentmanager.net/delivery/js/cmp_final.min.js urlProvider:network]] map[reflowTime:0.525 source:map[column:176323 line:0 type:source-location url:https://cdn.consentmanager.net/delivery/js/cmp_final.min.js urlProvider:network]] map[reflowTime:0.65 source:map[column:7332 line:206 type:source-location url:https://ads.adthrive.com/builds/core/d9c3cca/es2018/js/adthrive.min.js?deployment=2026-04-16-06:ada-1749:d9c3cca:4&bucket=flex-09&deliveryFeatures=additiveRaptiveFloors,altsdm,altv2,amazonBetaApstag,consentManagerCMP,cv2,dlc,es2021,hb_crid,i262,ld,nvc,ok,pbis,raptiveFloors,raptiveManualCookieSync,recencyFrequency,reissuingSticky,removeAdHost,rpbsecs,rpr,rrassf,stickyBucketsLocalStorage,stickyV2,switzerlandGdpr,trafficShaping,usdk,prebidLoad,gptLoad,amazonLoad,ttdSync&siteid=61575e8e934c48ea554b3caa urlProvider:network]]]

Optimize LCP by making the LCP image discoverable from the HTML immediately, and avoiding lazy-loading

Why this matters

Performance issues directly impact user engagement and conversion rates.

lhId: page-0-DIV
nodeLabel: 3d-rendering of two fluffy yellow chicks emerging side by side from cracked whi…
path: 1,HTML,1,BODY,3,DIV,3,DIV,0,DIV,0,DIV,0,DIV,0,DIV,0,DIV,0,A,0,DIV,0,DIV
selector: div.header-card-img-overlay > a.d-flex > div.overflow-hidden > div.lazyload-container
snippet: <div role="img" data-background-image-set="url(https://merriam-webster.com/assets/mw/images/omni/omni-16x9-928x522/3d…" aria-label="3d-rendering of two fluffy yellow chicks emerging side by side from cracke…" class="lazyload-container ratio-16-9 lazyloaded" style="opacity: 1; background-size: cover; background-position: center center;" data-loaded="true">

Avoid chaining critical requests by reducing the length of chains, reducing the download size of resources, or deferring the download of unnecessary resources to improve page load.

Why this matters

Performance issues directly impact user engagement and conversion rates.

description: [preconnect](https://developer.chrome.com/docs/lighthouse/performance/uses-rel-preconnect/) hints help the browser establish a connection earlier in the page load, saving time when the first request for that origin is made. The following are the origins that the page preconnected to.
title: Preconnected origins
description: Add [preconnect](https://developer.chrome.com/docs/lighthouse/performance/uses-rel-preconnect/) hints to your most important origins, but try to use no more than 4.
title: Preconnect candidates

Reducing the download time of images can improve the perceived load time of the page and LCP. Learn more about optimizing image size

Why this matters

Performance issues directly impact user engagement and conversion rates.

URLResource SizeEst Savings
Merriam-Webster Dictionary App div.home-general-promo-item-card > div.card-img-with-border-wht > div.lazyload-container > img.views-card-static--card-img
/assets/mw/static/app-css-images/home/app_mw_image_2x_upd...416.2 KiB404.5 KiB
Merriam-Webster Podcast div.home-general-promo-item-card > div.card-img-with-border-wht > div.lazyload-container > img.views-card-static--card-img
/assets/mw/static/app-css-images/podcasts/poadcast_word_i...39.7 KiB37.4 KiB
the-loop div.home-general-games-and-quizzes-list > a.home-games-and-quizzes-item-featured > span.lazyload-container > img.lazyloaded
/assets/mw/images/article/art-home-edpick-lg/the-loop-132...23.2 KiB19.1 KiB
blossom game flower image a.d-flex > div.home-games-and-quizzes-item-icon > span.lazyload-container > img.lazyloaded
/assets/mw/images/omni/omni-1x1-540x540/blossom game flow...19.0 KiB18.9 KiB
reunion div.home-general-games-and-quizzes-list > a.home-games-and-quizzes-item-featured > span.lazyload-container > img.lazyloaded
/assets/mw/images/article/art-home-edpick-lg/reunion-1270...22.5 KiB18.4 KiB
octordle icon 8 dots a.d-flex > div.home-games-and-quizzes-item-icon > span.lazyload-container > img.lazyloaded
/assets/mw/images/omni/omni-1x1-540x540/octordle icon 8 d...13.9 KiB13.8 KiB
missing-letter a.d-flex > div.home-games-and-quizzes-item-icon > span.lazyload-container > img.lazyloaded
/assets/mw/images/omni/omni-1x1-540x540/missing-letter-11...13.0 KiB13.0 KiB

Requests are blocking the page's initial render, which may delay LCP. Deferring or inlining can move these network requests out of the critical path.

Why this matters

Performance issues directly impact user engagement and conversion rates.

These insights are also available in the Chrome DevTools Performance Panel - record a trace to view more detailed information.

Redirects introduce additional delays before the page can be loaded. Learn how to avoid page redirects.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Estimated savings: 222 ms

Time to Interactive is the amount of time it takes for the page to become fully interactive. Learn more about the Time to Interactive metric.

Why this matters

Performance issues directly impact user engagement and conversion rates.

TTI

The maximum potential First Input Delay that your users could experience is the duration of the longest task. Learn more about the Maximum Potential First Input Delay metric.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Diagnostics

Reduce unused rules from stylesheets and defer CSS not used for above-the-fold content to decrease bytes consumed by network activity. Learn how to reduce unused CSS.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Estimated savings: 40 ms 56.5 KiB
URLTransfer SizeEst Savings
/dist-cross-dungarees/2026-04-07--19-04-21-yjnin/compiled...56.5 KiB56.5 KiB

Reduce unused JavaScript and defer loading scripts until they are required to decrease bytes consumed by network activity. Learn how to reduce unused JavaScript.

Why this matters

Multi-megabyte JavaScript bundles delay every interactive feature on the page.

Learn more

This is the Lighthouse audit fired when too much JS is shipped relative to what executes. The fix isn't a config flag — it requires bundle analysis (webpack-bundle-analyzer, rollup-plugin-visualizer), splitting routes into chunks, lazy-loading off-screen components, and removing unused dependencies. Fundamentally different from minification: minifying reduces byte count, this reduces what's downloaded at all.

Source: Google web.dev / Lighthouse

Consider reducing the time spent parsing, compiling and executing JS. You may find delivering smaller JS payloads helps with this. Learn how to minimize main-thread work

Why this matters

Performance issues directly impact user engagement and conversion rates.

CategoryTime Spent
Script Evaluation1.9 s
Other511 ms
Script Parsing & Compilation353 ms
Style & Layout335 ms
Garbage Collection69 ms
Rendering67 ms
Parse HTML & CSS40 ms

Set an explicit width and height on image elements to reduce layout shifts and improve CLS. Learn how to set image dimensions

Why this matters

Performance issues directly impact user engagement and conversion rates.

URL
Time Traveler div.time-traveler__header-wrapper > div.time-traveler__logo > a > img.time-traveler__logo__image
merriam-webster.com/assets/mw/static/time-traveler/timetraveler-logo.svg
the-loop div.home-general-games-and-quizzes-list > a.home-games-and-quizzes-item-featured > span.lazyload-container > img.lazyloaded
/assets/mw/images/article/art-home-edpick-lg/the-loop-132...
reunion div.home-general-games-and-quizzes-list > a.home-games-and-quizzes-item-featured > span.lazyload-container > img.lazyloaded
/assets/mw/images/article/art-home-edpick-lg/reunion-1270...
quordle-icon a.d-flex > div.home-games-and-quizzes-item-icon > span.lazyload-container > img.lazyloaded
/assets/mw/images/omni/omni-1x1-540x540/quordle-icon-1235...
octordle icon 8 dots a.d-flex > div.home-games-and-quizzes-item-icon > span.lazyload-container > img.lazyloaded
/assets/mw/images/omni/omni-1x1-540x540/octordle icon 8 d...
tightrope a.d-flex > div.home-games-and-quizzes-item-icon > span.lazyload-container > img.lazyloaded
/assets/mw/images/omni/omni-1x1-540x540/tightrope-11710-8...
blossom game flower image a.d-flex > div.home-games-and-quizzes-item-icon > span.lazyload-container > img.lazyloaded
/assets/mw/images/omni/omni-1x1-540x540/blossom game flow...
revealed a.d-flex > div.home-games-and-quizzes-item-icon > span.lazyload-container > img.lazyloaded
/assets/mw/images/omni/omni-1x1-540x540/revealed-12705-bc...
missing-letter a.d-flex > div.home-games-and-quizzes-item-icon > span.lazyload-container > img.lazyloaded
/assets/mw/images/omni/omni-1x1-540x540/missing-letter-11...
App Store div.row > div.col-6 > a.more-from-mw-app-links-list-item > img.app-links__img
data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==
Play Store div.row > div.col-6 > a.more-from-mw-app-links-list-item > img.app-links__img
data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==

More information about the performance of your application. These numbers don't directly affect the Performance score.

Layout shift culprits
Optimize DOM size
Font display
LCP breakdown
Modern HTTP
Optimize viewport for mobile
Minify CSS
Minify JavaScript
User Timing marks and measures 15 user timings
Avoid long main-thread tasks 13 long tasks found
Avoid non-composited animations 1 animated element found
Page didn't prevent back/forward cache restoration
Network Requests
Network Round Trip Times 90 ms
Server Backend Latencies 90 ms
Tasks
Diagnostics
Metrics
Screenshot Thumbnails
Final Screenshot
Script Treemap Data
Resources Summary
Initial server response time was short Root document took 10 ms
Avoid large layout shifts 6 layout shifts found
INP breakdown
93

Accessibility

These checks highlight opportunities to improve the accessibility of your web app. Automatic detection can only detect a subset of issues and does not guarantee the accessibility of your web app, so manual testing is also encouraged.

Contrast

Low-contrast text is difficult or impossible for many users to read. Learn how to provide sufficient color contrast.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
Sign up for Merriam-Webster's Word of the Day newsletter div.footer-mast-content > div.footer-subscribe-block > form.footer-subscribe > input.footer-subscribe-field
Update Privacy Preferences body.main-body > div.adthrive-comscore > div.adthrive-privacy-preferences > a

These are opportunities to improve the legibility of your content.

Navigation

Properly ordered headings that do not skip levels convey the semantic structure of the page, making it easier to navigate and understand when using assistive technologies. Learn more about heading order.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
Slang & Trending Words div.header-card-img-overlay > a.d-flex > div.hero-item-promo-info-block > h3.teaser-title

These are opportunities to improve keyboard navigation in your application.

Tables and lists

Screen readers have a specific way of announcing lists. Ensuring proper list structure aids screen reader output. Learn more about proper list structure.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
Games & Quizzes Word of the Day Grammar Slang Word Finder NEW Newsletters More nav.home-navbar > div.home-navigation-container > div.home-navigation > ul.home-navigation-links

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Interactive controls are keyboard focusable
Interactive elements indicate their purpose and state
The page has a logical tab order
Visual order on the page follows DOM order
User focus is not accidentally trapped in a region
The user's focus is directed to new content added to the page
HTML5 landmark elements are used to improve navigation
Offscreen content is hidden from assistive technology
Custom controls have associated labels
Custom controls have ARIA roles
`[aria-*]` attributes match their roles
`[aria-hidden="true"]` is not present on the document `<body>`
`[role]`s have all required `[aria-*]` attributes
`[role]` values are valid
`[aria-*]` attributes have valid values
`[aria-*]` attributes are valid and not misspelled
Buttons have an accessible name
Image elements have `[alt]` attributes
Input buttons have discernible text.
Form elements have associated labels
`[user-scalable="no"]` is not used in the `<meta name="viewport">` element and the `[maximum-scale]` attribute is not less than 5.
`button`, `link`, and `menuitem` elements have accessible names
ARIA attributes are used as specified for the element's role
Elements with `role="dialog"` or `role="alertdialog"` have accessible names.
`[aria-hidden="true"]` elements do not contain focusable descendents
ARIA input fields have accessible names
Elements use only permitted ARIA attributes
Document has a `<title>` element
`<html>` element has a `[lang]` attribute
`<html>` element has a valid value for its `[lang]` attribute
Links have a discernible name
List items (`<li>`) are contained within `<ul>`, `<ol>` or `<menu>` parent elements
No element has a `[tabindex]` value greater than 0
Touch targets have sufficient size and spacing.
`[lang]` attributes have a valid value
Document has a main landmark.
Deprecated ARIA roles were not used
Image elements do not have `[alt]` attributes that are redundant text.
Identical links have the same purpose.
`[accesskey]` values are unique
ARIA `meter` elements have accessible names
ARIA `progressbar` elements have accessible names
Elements with an ARIA `[role]` that require children to contain a specific `[role]` have all required children.
`[role]`s are contained by their required parent element
Elements with the `role=text` attribute do not have focusable descendents.
ARIA toggle fields have accessible names
ARIA `tooltip` elements have accessible names
ARIA `treeitem` elements have accessible names
The page contains a heading, skip link, or landmark region
`<dl>`'s contain only properly-ordered `<dt>` and `<dd>` groups, `<script>`, `<template>` or `<div>` elements.
Definition list items are wrapped in `<dl>` elements
ARIA IDs are unique
No form fields have multiple labels
`<frame>` or `<iframe>` elements have a title
`<html>` element has an `[xml:lang]` attribute with the same base language as the `[lang]` attribute.
`<input type="image">` elements have `[alt]` text
Links are distinguishable without relying on color.
The document does not use `<meta http-equiv="refresh">`
`<object>` elements have alternate text
Select elements have associated label elements.
Skip links are focusable.
Cells in a `<table>` element that use the `[headers]` attribute refer to table cells within the same table.
`<th>` elements and elements with `[role="columnheader"/"rowheader"]` have data cells they describe.
`<video>` elements contain a `<track>` element with `[kind="captions"]`
Tables have different content in the summary attribute and `<caption>`.
All heading elements contain content.
Uses ARIA roles only on compatible elements
Elements with visible text labels have matching accessible names.
Tables use `<caption>` instead of cells with the `[colspan]` attribute to indicate a caption.
`<td>` elements in a large `<table>` have one or more table headers.
77

Best Practices

User Experience

Image display dimensions should match natural aspect ratio. Learn more about image aspect ratio.

Why this matters

Performance issues directly impact user engagement and conversion rates.

URLAspect Ratio (Displayed)Aspect Ratio (Actual)
Merriam-Webster Dictionary App div.home-general-promo-item-card > div.card-img-with-border-wht > div.lazyload-container > img.views-card-static--card-img
/assets/mw/static/app-css-images/home/app_mw_image_2x_upd...320 x 225 (1.42)1400 x 700 (2.00)
Merriam-Webster Podcast div.home-general-promo-item-card > div.card-img-with-border-wht > div.lazyload-container > img.views-card-static--card-img
/assets/mw/static/app-css-images/podcasts/poadcast_word_i...260 x 225 (1.16)1400 x 700 (2.00)

General

Deprecated APIs will eventually be removed from the browser. Learn more about deprecated APIs.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Deprecation / WarningSource
Topics
Uses HTTPS
Avoids third-party cookies
Allows users to paste into input fields
Avoids requesting the geolocation permission on page load
Avoids requesting the notification permission on page load
Serves images with appropriate resolution
Page has the HTML doctype
Properly defines charset
No browser errors logged to the console
No issues in the `Issues` panel in Chrome Devtools
Ensure CSP is effective against XSS attacks
Use a strong HSTS policy
Ensure proper origin isolation with COOP
Mitigate clickjacking with XFO or CSP
Mitigate DOM-based XSS with Trusted Types
Detected JavaScript libraries
Page has valid source maps
Redirects HTTP traffic to HTTPS
92

SEO

These checks ensure that your page is following basic search engine optimization advice. There are many additional factors Lighthouse does not score here that may affect your search ranking, including performance on Core Web Vitals. Learn more about Google Search Essentials.

Crawling and Indexing

Search engines may use `href` attributes on links to crawl websites. Ensure that the `href` attribute of anchor elements links to an appropriate destination, so more pages of the site can be discovered. Learn how to make links crawlable

Why this matters

Performance issues directly impact user engagement and conversion rates.

Uncrawlable Link
div#home-header-container > header#base-header > nav.navbar > a#navbar-close-icon-link
div.flex > a#gtm-gamesnav-link-allgames

To appear in search results, crawlers need access to your app.

Structured data is valid
Page isn’t blocked from indexing
Document has a `<title>` element
Document has a meta description
Page has successful HTTP status code
Links have descriptive text
robots.txt is valid
Image elements have `[alt]` attributes
Document has a valid `hreflang`
Document has a valid `rel=canonical`

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