Which to use
“ob” is a noun and “oui” is an intj - they look or sound alike but fill different roles in a sentence.
- #16,547
- “ob” frequency rank
- #44,386
- “oui” frequency rank
- 60933
- confusion score
Side-by-Side Comparison
| Feature | ob | oui |
|---|---|---|
| Definition | a halfpenny | Synonym of yes. |
Where the eye mixes ob and oui
Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.
Why the eye confuses ob with oui
These two trip readers on the page rather than in the ear: ob is /ɒb/ while oui is /wiː/. 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 (noun vs intj), which is usually the fastest check. Our composite confusion score for this pair is 60933, derived from the frequency rank of both members and their visual similarity.
ob is recorded at frequency rank #16,547, classified as anoun, pronounced /ɒb/. oui is at rank #44,386, tagged as anintj, pronounced /wiː/.
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 60933, this pair ranks #97,307 of 530,003 scored English confusable pairs - among the most confusable pairs.
Orthographic DNA of ob vs oui
Shared letters: o. Private to "ob": b. Private to "oui": iu.
"ob" · 2 letters · shape VC · "oui" · 3 letters · shape VVV
Frequently Asked Questions
Do "ob" and "oui" mean the same thing in a sentence?
Which is more common, "ob" or "oui"?
What to do next
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "ob" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "oui" - compare definitions side by side with the headword page. Word entry
- This pair ranks #97,307 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "ob" and "oui" also get mixed up with nearby pairs, the highest-scored neighbour is "omi vs oui". Nearby pair
Confusion rank #97,307 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.