opèrevsoséeConfusable pair

Which to use

“opère” and “osée” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#8,899
“opère” frequency rank
#38,958
“osée” frequency rank
47857
confusion score

Side-by-Side Comparison

Feature opère osée
Definition Première personne du singulier du présent de l’indicatif de opérer. Participe passé féminin singulier de oser.

Where the eye mixes opère and osée

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence. opère runs 5 letters (VCVCV) against osée's 4 (VCVV) - the length gap alone is often enough to separate them once you know to check it.

5 ch
opère
4 ch
osée

Look-alike desk: opère vs osée

A purely visual mix-up. opère (\ɔ.pɛʁ\) and osée (\o.ze\) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 47857, derived from the frequency rank of both members and their visual similarity.

opère is recorded at frequency rank #8,899, classified as averb, pronounced \ɔ.pɛʁ\. osée is at rank #38,958, tagged as averb, pronounced \o.ze\.

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 47857, this pair ranks #183,607 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of opère vs osée

Shared letters: eo. Private to "opère": prè. Private to "osée": sé.

"opère" · 5 letters · shape VCVCV  ·  "osée" · 4 letters · shape VCVV

Frequently Asked Questions

Do "opère" and "osée" mean the same thing in a sentence?
No. They are said differently (\ɔ.pɛʁ\ versus \o.ze\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "opère" vs "osée" - which ranks higher?
"opère" is the more common of the two: it sits at frequency rank #8,899 in our French list, against #38,958 for "osée". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

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

  • Full dictionary entry for "opère" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "osée" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #183,607 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "opère" and "osée" also get mixed up with nearby pairs, the highest-scored neighbour is "OSCE vs osée". Nearby pair

Confusion rank #183,607 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