Which to use
“off” is an adjective and “osa” is a verb - they look or sound alike but fill different roles in a sentence.
- #5,054
- “off” frequency rank
- #43,047
- “osa” frequency rank
- 48101
- confusion score
Side-by-Side Comparison
| Feature | off | osa |
|---|---|---|
| Definition | Hors antenne ; non diffusé. | Troisième personne du singulier du passé simple de oser. |
Where the eye mixes off and osa
Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.
Visual trap between off and osa
These two trip readers on the page rather than in the ear: off is \ɔf\ while osa is \o.za\. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (adjective vs verb), which is usually the fastest check. Our composite confusion score for this pair is 48101, derived from the frequency rank of both members and their visual similarity.
off is recorded at frequency rank #5,054, classified as anadj, pronounced \ɔf\. osa is at rank #43,047, tagged as averb, pronounced \o.za\.
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 48101, this pair ranks #181,628 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of off vs osa
Shared letters: o. Private to "off": f. Private to "osa": as.
"off" · 3 letters · shape VCC · "osa" · 3 letters · shape VCV
Frequently Asked Questions
Do "off" and "osa" mean the same thing in a sentence?
Frequency check: "off" vs "osa" - which ranks higher?
After this comparison
Eye-level mix-up between "off" and "osa" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "off" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "osa" - compare definitions side by side with the headword page. Word entry
- This pair ranks #181,628 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "off" and "osa" also get mixed up with nearby pairs, the highest-scored neighbour is "och vs osa". Nearby pair
Confusion rank #181,628 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.