défaitvsdéfinitWhich spelling fits?

Quick tell: défait is a adjective, définit is a verb, so they fill different roles in a sentence.

Which to use

“défait” is an adjective and “définit” is a verb - they look or sound alike but fill different roles in a sentence.

#11,757
“défait” frequency rank
#5,970
“définit” frequency rank
17727
confusion score

Side-by-Side Comparison

Feature défait définit
Definition Qui est dénoué, déconstruit, mis dans un état inconvenable, désordonné. Troisième personne du singulier de l’indicatif présent du verbe définir.

Where the eye mixes défait and définit

Muted = shared; highlighted = the visual trap. They share 5 letters in sequence. défait runs 6 letters (CVCVVC) against définit's 7 (CVCVCVC) - the length gap alone is often enough to separate them once you know to check it.

6 ch
défait
7 ch
définit

Why the eye confuses défait with définit

These two trip readers on the page rather than in the ear: défait is \de.fɛ\ while définit is \de.fi.ni\. 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 verb), which is usually the fastest check. Our composite confusion score for this pair is 17727, derived from the frequency rank of both members and their visual similarity.

défait is recorded at frequency rank #11,757, classified as anadj, pronounced \de.fɛ\. définit is at rank #5,970, tagged as averb, pronounced \de.fi.ni\.

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 17727, this pair ranks #381,763 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of défait vs définit

Shared letters: dfité. Private to "défait": a. Private to "définit": n.

"défait" · 6 letters · shape CVCVVC  ·  "définit" · 7 letters · shape CVCVCVC

Frequently Asked Questions

Can "défait" and "définit" be used interchangeably?
No - they are not even the same part of speech. "défait" is an adjective and "définit" a verb, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "défait" or "définit"?
"définit" is the more common of the two: it sits at frequency rank #5,970 in our French list, against #11,757 for "défait". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

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

  • Full dictionary entry for "défait" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "définit" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #381,763 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "défait" and "définit" also get mixed up with nearby pairs, the highest-scored neighbour is "défendit vs définit". Nearby pair

Confusion rank #381,763 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