Which to use
“causer” and “classer” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #6,377
- “causer” frequency rank
- #10,470
- “classer” frequency rank
- 16847
- confusion score
Side-by-Side Comparison
| Feature | causer | classer |
|---|---|---|
| Definition | Être cause de ; occasionner, provoquer. | Ranger, distribuer par classes. Ranger des éléments suivant des critères ou des caractères communs. |
Where the eye mixes causer and classer
Muted = shared; highlighted = the visual trap. They share 5 letters in sequence.
Visual trap between causer and classer
A purely visual mix-up. causer (\ko.ze\) and classer (\klɑ.se\) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 16847, derived from the frequency rank of both members and their visual similarity.
causer is recorded at frequency rank #6,377, classified as averb, pronounced \ko.ze\. classer is at rank #10,470, tagged as averb, pronounced \klɑ.se\.
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 16847, this pair ranks #385,992 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of causer vs classer
Shared letters: acers. Private to "causer": u. Private to "classer": l.
"causer" · 6 letters · shape CVVCVC · "classer" · 7 letters · shape CCVCCVC
Known mistypes of this pair
Frequently Asked Questions
Is swapping "causer" for "classer" ever safe?
Which is more common, "causer" or "classer"?
After this comparison
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "causer" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "classer" - compare definitions side by side with the headword page. Word entry
- This pair ranks #385,992 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "causer" and "classer" also get mixed up with nearby pairs, the highest-scored neighbour is "casseur vs classer". 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 #385,992 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.