Which to use
“casse” is a noun and “casseur” is an adjective - they look or sound alike but fill different roles in a sentence.
- #2,411
- “casse” frequency rank
- #49,542
- “casseur” frequency rank
- 51953
- confusion score
Side-by-Side Comparison
| Feature | casse | casseur |
|---|---|---|
| Definition | Boîte plate et découverte, composée de deux parties, le haut de casse (majuscules) et le bas de casse (minuscules), et divisée en petites cases pour chaque caractère. | Qui casse, violent, agressif. |
Where the eye mixes casse and casseur
Muted = shared; highlighted = the visual trap. They share 5 letters in sequence. casse runs 5 letters (CVCCV) against casseur's 7 (CVCCVVC) - the length gap alone is often enough to separate them once you know to check it.
Look-alike desk: casse vs casseur
These two trip readers on the page rather than in the ear: casse is \kɑs\ while casseur is \kɑ.sœʁ\. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 extra letter(s) - “casse” sits inside “casseur”, and the parts of speech differ too (noun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 51953, derived from the frequency rank of both members and their visual similarity.
casse is recorded at frequency rank #2,411, classified as anoun, pronounced \kɑs\. casseur is at rank #49,542, tagged as anadj, pronounced \kɑ.sœʁ\.
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 51953, this pair ranks #151,213 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of casse vs casseur
Shared letters: aces. Private to "casse": -. Private to "casseur": ru.
"casse" · 5 letters · shape CVCCV · "casseur" · 7 letters · shape CVCCVVC
Known mistypes of this pair
Frequently Asked Questions
Do "casse" and "casseur" mean the same thing in a sentence?
Which is more common, "casse" or "casseur"?
Useful next steps
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "casse" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "casseur" - compare definitions side by side with the headword page. Word entry
- This pair ranks #151,213 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "casse" and "casseur" also get mixed up with nearby pairs, the highest-scored neighbour is "casseur vs causeur". 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 #151,213 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.