unitévsutileWhich spelling fits?

Quick tell: unité is a noun, utile is an adjective, so they fill different roles in a sentence.

Which to use

“unité” is a noun and “utile” is an adjective - they look or sound alike but fill different roles in a sentence.

#1,427
“unité” frequency rank
#1,726
“utile” frequency rank
3153
confusion score

Side-by-Side Comparison

Feature unité utile
Definition Élément singulier, qui a le nombre un. Qui est profitable ou avantageux ; qui sert à quelque chose.

Where the eye mixes unité and utile

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence. unité and utile follow the identical consonant-vowel pattern (VCVCV). Same shape at a glance is often the real trap, independent of shared letters.

5 ch
unité
5 ch
utile

Why the eye confuses unité with utile

These two trip readers on the page rather than in the ear: unité is \y.ni.te\ while utile is \y.til\. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 3 positions, and the parts of speech differ too (noun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 3153, derived from the frequency rank of both members and their visual similarity.

unité is recorded at frequency rank #1,427, classified as anoun, pronounced \y.ni.te\. utile is at rank #1,726, tagged as anadj, pronounced \y.til\.

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 3153, this pair ranks #434,661 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of unité vs utile

Shared letters: itu. Private to "unité": né. Private to "utile": el.

"unité" · 5 letters · shape VCVCV  ·  "utile" · 5 letters · shape VCVCV

Known mistypes of this pair

  • utile ← uitle · utiel · utille · utlie · uttile

Frequently Asked Questions

Can "unité" and "utile" be used interchangeably?
No - they are not even the same part of speech. "unité" is a noun and "utile" an adjective, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "unité" or "utile"?
"unité" is the more common of the two: it sits at frequency rank #1,427 in our French list, against #1,726 for "utile". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Eye-level mix-up between "unité" and "utile" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "unité" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "utile" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #434,661 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "unité" and "utile" also get mixed up with nearby pairs, the highest-scored neighbour is "ulule vs utile". 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 #434,661 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