onovsoseWhat's the difference?

Which to use

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

#36,980
“ono” frequency rank
#3,950
“ose” frequency rank
40930
confusion score

Side-by-Side Comparison

Feature ono ose
Definition Enfant. Nom générique donné aux substances organiques non hydrolysables possédant un groupe réducteur, aldéhyde ou cétone, et plus de deux fonctions alcooliques. On les divise en trioses, tétroses, pentoses, hexoses et heptoses… suivant qu’ils renferment 3, 4, 5, 6 ou 7… atomes de carbone. On les distingue aussi en aldoses et cétoses suivant qu’ils ont des fonctions aldéhydes ou cétoniques.

Where the eye mixes ono and ose

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

3 ch
ono
3 ch
ose

Look-alike desk: ono vs ose

A purely visual mix-up. ono (\ʔono\) and ose (\oz\) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 40930, derived from the frequency rank of both members and their visual similarity.

ono is recorded at frequency rank #36,980, classified as anoun, pronounced \ʔono\. ose is at rank #3,950, tagged as anoun, pronounced \oz\.

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 40930, this pair ranks #236,872 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of ono vs ose

Shared letters: o. Private to "ono": n. Private to "ose": es.

"ono" · 3 letters · shape VCV  ·  "ose" · 3 letters · shape VCV

Frequently Asked Questions

Is swapping "ono" for "ose" ever safe?
No. They are said differently (\ʔono\ versus \oz\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "ono" or "ose"?
"ose" is the more common of the two: it sits at frequency rank #3,950 in our French list, against #36,980 for "ono". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "ono" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "ose" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #236,872 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "ono" and "ose" also get mixed up with nearby pairs, the highest-scored neighbour is "och vs ono". Nearby pair

Confusion rank #236,872 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