chapuisvschuisWhich spelling fits?

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

Which to use

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

#44,927
“chapuis” frequency rank
#28,483
“chuis” frequency rank
73410
confusion score

Side-by-Side Comparison

Feature chapuis chuis
Definition Charpentier. Contraction de je suis du verbe être.

Letter map: chapuis vs chuis

Shared letters muted; letters that set chapuis and chuis apart highlighted. Shared run: 5. chapuis runs 7 letters (CCVCVVC) against chuis's 5 (CCVVC) - the length gap alone is often enough to separate them once you know to check it.

7 ch
chapuis
5 ch
chuis

Role in the sentence - chapuis and chuis

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: chapuis is anoun and chuisaverb. On the page they differ by 2 letter(s) in length. Our composite confusion score for this pair is 73410, derived from the frequency rank of both members and their visual similarity.

chapuis is recorded at frequency rank #44,927, classified as anoun. chuis is at rank #28,483, tagged as averb, pronounced \ʃɥi\.

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 73410, this pair ranks #40,567 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of chapuis vs chuis

Shared letters: chisu. Private to "chapuis": ap. Private to "chuis": -.

"chapuis" · 7 letters · shape CCVCVVC  ·  "chuis" · 5 letters · shape CCVVC

Known mistypes of this pair

  • chapuis ← cahpuis · cchapuis · chapius · chappuis · chapuiss · chapusi · chaupis · chhapuis
  • chuis ← cchuis · chhuis · chius · chuiss · chusi · cuhis · hcuis

Frequently Asked Questions

Do "chapuis" and "chuis" mean the same thing in a sentence?
No - they are not even the same part of speech. "chapuis" is a noun and "chuis" a verb, so a sentence built for one is usually ungrammatical with the other.
In ordinary French text, does "chapuis" or "chuis" show up more?
"chuis" is the more common of the two: it sits at frequency rank #28,483 in our French list, against #44,927 for "chapuis". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Done with this confusable. These links stay specific to "chapuis" and "chuis".

  • Full dictionary entry for "chapuis" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "chuis" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #40,567 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "chapuis" and "chuis" also get mixed up with nearby pairs, the highest-scored neighbour is "chablis vs chapuis". 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 #40,567 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