Which to use
“louder” is an adjective and “loudly” is an adverb - they look or sound alike but fill different roles in a sentence.
- #9,358
- “louder” frequency rank
- #9,778
- “loudly” frequency rank
- 19136
- confusion score
Side-by-Side Comparison
| Feature | louder | loudly |
|---|---|---|
| Definition | comparative form of loud: more loud | In a loud manner; at a high volume. |
Where the eye mixes louder and loudly
Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. louder (CVVCVC) and loudly (CVVCCV) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.
Look-alike desk: louder vs loudly
These two trip readers on the page rather than in the ear: louder is /ˈlaʊdɚ/ while loudly is /ˈlaʊdli/. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (adjective vs adverb), which is usually the fastest check. Our composite confusion score for this pair is 19136, derived from the frequency rank of both members and their visual similarity.
louder is recorded at frequency rank #9,358, classified as anadj, pronounced /ˈlaʊdɚ/. loudly is at rank #9,778, tagged as anadv, pronounced /ˈlaʊdli/.
Glosses for this pair are partially populated in our dataset, but the full side-by-side definitions above should still guide you to the right choice.
With a confusion score of 19136, this pair ranks #440,268 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of louder vs loudly
Shared letters: dlou. Private to "louder": er. Private to "loudly": y.
"louder" · 6 letters · shape CVVCVC · "loudly" · 6 letters · shape CVVCCV
Known mistypes of this pair
Frequently Asked Questions
Can "louder" and "loudly" be used interchangeably?
Frequency check: "louder" vs "loudly" - which ranks higher?
What to do next
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "louder" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "loudly" - compare definitions side by side with the headword page. Word entry
- This pair ranks #440,268 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "louder" and "loudly" also get mixed up with nearby pairs, the highest-scored neighbour is "lodger vs louder". Nearby pair
- Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes
Confusion rank #440,268 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.