ouivsoxTell them apart

Quick tell: oui is a adverb, ox is a noun, so they fill different roles in a sentence.

Which to use

“oui” is an adverb and “ox” is a noun - they look or sound alike but fill different roles in a sentence.

#132
“oui” frequency rank
#40,903
“ox” frequency rank
41035
confusion score

Side-by-Side Comparison

Feature oui ox
Definition Mot utilisé pour apporter une réponse affirmative ou marquer l'accord sur une proposition. Il s’emploie aussi au début d’une phrase qui ne répond pas à une question exprimée ou au cours d’une phrase, pour marquer ou accentuer le caractère affirmatif de cette phrase. Il s’emploie dans le discours direct en réponse à une interrogation. Il est alors seul ou joint à des adverbes qui renforcent l’affirmation comme certes, vraiment, etc. Bœuf.

Where the eye mixes oui and ox

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.

3 ch
oui
2 ch
ox

Look-alike desk: oui vs ox

These two trip readers on the page rather than in the ear: oui is \wi\ while ox is \ɒks\. 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 (adverb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 41035, derived from the frequency rank of both members and their visual similarity.

oui is recorded at frequency rank #132, classified as anadv, pronounced \wi\. ox is at rank #40,903, tagged as anoun, pronounced \ɒks\.

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 41035, this pair ranks #236,043 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of oui vs ox

Shared letters: o. Private to "oui": iu. Private to "ox": x.

"oui" · 3 letters · shape VVV  ·  "ox" · 2 letters · shape VC

Frequently Asked Questions

Is swapping "oui" for "ox" ever safe?
No - they are not even the same part of speech. "oui" is an adverb and "ox" a noun, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "oui" vs "ox" - which ranks higher?
"oui" is the more common of the two: it sits at frequency rank #132 in our French list, against #40,903 for "ox". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

After this comparison

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

  • Full dictionary entry for "oui" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "ox" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #236,043 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "oui" and "ox" also get mixed up with nearby pairs, the highest-scored neighbour is "och vs ox". Nearby pair

Confusion rank #236,043 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