Which to use
“off” is an adverb and “opa” is an adjective - they look or sound alike but fill different roles in a sentence.
- #6,804
- “off” frequency rank
- #37,239
- “opa” frequency rank
- 44043
- confusion score
Side-by-Side Comparison
| Feature | off | opa |
|---|---|---|
| Definition | Fuera, afuera. | Tonto. |
Where the spellings diverge
Shared letters are muted; the letters that actually set off and opa apart are highlighted. They share 1 letter in sequence, which is exactly why the eye skips the difference.
Spelling & Dictionary Insight
These two trip readers on the page rather than in the ear: off is /ɒf/ while opa is [ˈopa]. 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 (adverb vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 44043, derived from the frequency rank of both members and their visual similarity.
off is recorded at frequency rank #6,804, classified as anadv, pronounced /ɒf/. opa is at rank #37,239, tagged as anadj, pronounced [ˈopa].
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 44043, this pair ranks #139,247 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of off vs opa
Shared letters: o. Private to "off": f. Private to "opa": ap.
"off" · 3 letters · shape VCC · "opa" · 3 letters · shape VCV
Frequency comparison
Frequently Asked Questions
Can "off" and "opa" be used interchangeably?
Which is more common, "off" or "opa"?
Remembering off vs opa
The fastest way to pick the right one every time.
- Check the role first: if you need an adverb, it's “off”; for an adjective, it's “opa”.
- See each word in full, definition, IPA, etymology and its other confusables. Full “off” entry
- Browse more pairs most likely to be confused. Most confusable