Which to use
“óptico” is an adjective and “ótica” is a noun - they look or sound alike but fill different roles in a sentence.
- #21,344
- “óptico” frequency rank
- #13,644
- “ótica” frequency rank
- 34988
- confusion score
Side-by-Side Comparison
| Feature | óptico | ótica |
|---|---|---|
| Definition | relativo à óptica | ciência da visão |
Where the eye mixes óptico and ótica
Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. óptico runs 6 letters (VCCVCV) against ótica's 5 (VCVCV) - the length gap alone is often enough to separate them once you know to check it.
Look-alike desk: óptico vs ótica
These two trip readers on the page rather than in the ear: óptico is /ˈɔ.ti.ku/ while ótica is /ˈɔ.ti.kɐ/. 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 (adjective vs noun), which is usually the fastest check. Our composite confusion score for this pair is 34988, derived from the frequency rank of both members and their visual similarity.
óptico is recorded at frequency rank #21,344, classified as anadj, pronounced /ˈɔ.ti.ku/. ótica is at rank #13,644, tagged as anoun, pronounced /ˈɔ.ti.kɐ/.
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 34988, this pair ranks #32,153 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of óptico vs ótica
Shared letters: citó. Private to "óptico": op. Private to "ótica": a.
"óptico" · 6 letters · shape VCCVCV · "ótica" · 5 letters · shape VCVCV
Frequently Asked Questions
Is swapping "óptico" for "ótica" ever safe?
Which is more common, "óptico" or "ótica"?
After this comparison
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "óptico" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "ótica" - compare definitions side by side with the headword page. Word entry
- This pair ranks #32,153 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
- "óptico" and "ótica" also get mixed up with nearby pairs, the highest-scored neighbour is "óptico vs ouriço". Nearby pair
Confusion rank #32,153 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.