Which to use
“perçus” is an adjective and “pertuis” is a noun - they look or sound alike but fill different roles in a sentence.
- #14,995
- “perçus” frequency rank
- #44,627
- “pertuis” frequency rank
- 59622
- confusion score
Side-by-Side Comparison
| Feature | perçus | pertuis |
|---|---|---|
| Definition | Masculin pluriel de perçu. | Ouverture ; trou. |
Where the eye mixes perçus and pertuis
Muted = shared; highlighted = the visual trap. They share 5 letters in sequence.
Look-alike desk: perçus vs pertuis
These two trip readers on the page rather than in the ear: perçus is \pɛʁ.sy\ while pertuis is \pɛʁ.tɥi\. 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 (adjective vs noun), which is usually the fastest check. Our composite confusion score for this pair is 59622, derived from the frequency rank of both members and their visual similarity.
perçus is recorded at frequency rank #14,995, classified as anadj, pronounced \pɛʁ.sy\. pertuis is at rank #44,627, tagged as anoun, pronounced \pɛʁ.tɥi\.
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 59622, this pair ranks #102,130 of 440,172 scored French confusable pairs - among the most confusable pairs.
Orthographic DNA of perçus vs pertuis
Shared letters: eprsu. Private to "perçus": ç. Private to "pertuis": it.
"perçus" · 6 letters · shape CVCCVC · "pertuis" · 7 letters · shape CVCCVVC
Known mistypes of this pair
- pertuis ← eprtuis · perrtuis · pertius · perttuis · pertuiss · pertusi · perutis · petruis
Frequently Asked Questions
Is swapping "perçus" for "pertuis" ever safe?
Which is more common, "perçus" or "pertuis"?
What to do next
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "perçus" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "pertuis" - compare definitions side by side with the headword page. Word entry
- This pair ranks #102,130 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "perçus" and "pertuis" also get mixed up with nearby pairs, the highest-scored neighbour is "perdais vs pertuis". 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 #102,130 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.