Which to use
“opp” is a preposition and “oppo” is a noun - they look or sound alike but fill different roles in a sentence.
- #35,442
- “opp” frequency rank
- #42,308
- “oppo” frequency rank
- 77750
- confusion score
Side-by-Side Comparison
| Feature | opp | oppo |
|---|---|---|
| Definition | Abbreviation of opposite. | A friend, associate or colleague. |
Where the eye mixes opp and oppo
Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.
Look-alike desk: opp vs oppo
These two trip readers on the page rather than in the ear: opp is /ɒp/ while oppo is /ˈɒ.pəʊ/. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 extra letter(s) - “opp” sits inside “oppo”, and the parts of speech differ too (preposition vs noun), which is usually the fastest check. Our composite confusion score for this pair is 77750, derived from the frequency rank of both members and their visual similarity.
opp is recorded at frequency rank #35,442, classified as aprep, pronounced /ɒp/. oppo is at rank #42,308, tagged as anoun, pronounced /ˈɒ.pəʊ/.
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 77750, this pair ranks #26,375 of 530,003 scored English confusable pairs - among the most confusable pairs.
Orthographic DNA of opp vs oppo
Shared letters: op. Private to "opp": -. Private to "oppo": -.
"opp" · 3 letters · shape VCC · "oppo" · 4 letters · shape VCCV
Known mistypes of this pair
- oppo ← opo
Frequently Asked Questions
Can "opp" and "oppo" be used interchangeably?
Frequency check: "opp" vs "oppo" - which ranks higher?
After this comparison
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "opp" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "oppo" - compare definitions side by side with the headword page. Word entry
- This pair ranks #26,375 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "opp" and "oppo" also get mixed up with nearby pairs, the highest-scored neighbour is "oppo vs OTP". Nearby pair
- Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes
Confusion rank #26,375 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.