chiervscuvierTell them apart

Quick tell: chier is a verb, cuvier is a noun, so they fill different roles in a sentence.

Which to use

“chier” is a verb and “cuvier” is a noun - they look or sound alike but fill different roles in a sentence.

#1,945
“chier” frequency rank
#36,791
“cuvier” frequency rank
38736
confusion score

Side-by-Side Comparison

Feature chier cuvier
Definition Déféquer. Cuve où l’on fait la lessive, où l’on prend son bain.

Where the eye mixes chier and cuvier

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. chier runs 5 letters (CCVVC) against cuvier's 6 (CVCVVC) - the length gap alone is often enough to separate them once you know to check it.

5 ch
chier
6 ch
cuvier

Why the eye confuses chier with cuvier

These two trip readers on the page rather than in the ear: chier is \ʃje\ while cuvier is \ky.vje\. 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 (verb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 38736, derived from the frequency rank of both members and their visual similarity.

chier is recorded at frequency rank #1,945, classified as averb, pronounced \ʃje\. cuvier is at rank #36,791, tagged as anoun, pronounced \ky.vje\.

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 38736, this pair ranks #253,177 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of chier vs cuvier

Shared letters: ceir. Private to "chier": h. Private to "cuvier": uv.

"chier" · 5 letters · shape CCVVC  ·  "cuvier" · 6 letters · shape CVCVVC

Known mistypes of this pair

  • chier ← cchier · cheir · chhier · chierr · chire · ciher · hcier
  • cuvier ← ccuvier · cuveir · cuvierr · cuvvier · cvuier · ucvier

Frequently Asked Questions

Can "chier" and "cuvier" be used interchangeably?
No - they are not even the same part of speech. "chier" is a verb and "cuvier" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary French text, does "chier" or "cuvier" show up more?
"chier" is the more common of the two: it sits at frequency rank #1,945 in our French list, against #36,791 for "cuvier". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "chier" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "cuvier" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #253,177 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "chier" and "cuvier" also get mixed up with nearby pairs, the highest-scored neighbour is "cuvées vs cuvier". 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 #253,177 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list