Which to use
“centaine” is a noun and “certain” is an adjective - they look or sound alike but fill different roles in a sentence.
- #4,734
- “centaine” frequency rank
- #705
- “certain” frequency rank
- 5439
- confusion score
Side-by-Side Comparison
| Feature | centaine | certain |
|---|---|---|
| Definition | Un nombre de cent ou environ. | Indubitable. |
Where the eye mixes centaine and certain
Muted = shared; highlighted = the visual trap. They share 6 letters in sequence. centaine runs 8 letters (CVCCVVCV) against certain's 7 (CVCCVVC) - the length gap alone is often enough to separate them once you know to check it.
Look-alike desk: centaine vs certain
These two trip readers on the page rather than in the ear: centaine is \sɑ̃.tɛn\ while certain is \sɛʁ.tɛ̃\. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (noun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 5439, derived from the frequency rank of both members and their visual similarity.
centaine is recorded at frequency rank #4,734, classified as anoun, pronounced \sɑ̃.tɛn\. certain is at rank #705, tagged as anadj, pronounced \sɛʁ.tɛ̃\.
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 5439, this pair ranks #429,012 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of centaine vs certain
Shared letters: aceint. Private to "centaine": -. Private to "certain": r.
"centaine" · 8 letters · shape CVCCVVCV · "certain" · 7 letters · shape CVCCVVC
Known mistypes of this pair
Frequently Asked Questions
Is swapping "centaine" for "certain" ever safe?
Which is more common, "centaine" or "certain"?
What to do next
Eye-level mix-up between "centaine" and "certain" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "centaine" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "certain" - compare definitions side by side with the headword page. Word entry
- This pair ranks #429,012 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "centaine" and "certain" also get mixed up with nearby pairs, the highest-scored neighbour is "centaine vs contamine". 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 #429,012 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.