opinovsópticoWhat's the difference?

Quick tell: opino is a verb, óptico is an adjective, so they fill different roles in a sentence.

Which to use

“opino” is a verb and “óptico” is an adjective - they look or sound alike but fill different roles in a sentence.

#13,753
“opino” frequency rank
#20,863
“óptico” frequency rank
34616
confusion score

Side-by-Side Comparison

Feature opino óptico
Definition Primera persona del singular (yo) del presente de indicativo de opinar. Relacionado o perteneciente a la óptica.

Where the eye mixes opino and óptico

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. opino runs 5 letters (VCVCV) against óptico's 6 (VCCVCV) - the length gap alone is often enough to separate them once you know to check it.

5 ch
opino
6 ch
óptico

Look-alike desk: opino vs óptico

These two trip readers on the page rather than in the ear: opino is [oˈpino] while óptico is [ˈopt̪iko]. 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 (verb vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 34616, derived from the frequency rank of both members and their visual similarity.

opino is recorded at frequency rank #13,753, classified as averb, pronounced [oˈpino]. óptico is at rank #20,863, tagged as anadj, pronounced [ˈopt̪iko].

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 34616, this pair ranks #190,477 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of opino vs óptico

Shared letters: iop. Private to "opino": n. Private to "óptico": ctó.

"opino" · 5 letters · shape VCVCV  ·  "óptico" · 6 letters · shape VCCVCV

Known mistypes of this pair

  • opino ← oipno · opinno · opion · opnio · oppino · poino

Frequently Asked Questions

Is swapping "opino" for "óptico" ever safe?
No - they are not even the same part of speech. "opino" is a verb and "óptico" an adjective, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "opino" vs "óptico" - which ranks higher?
"opino" is the more common of the two: it sits at frequency rank #13,753 in our Spanish list, against #20,863 for "óptico". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "opino" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "óptico" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #190,477 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "opino" and "óptico" also get mixed up with nearby pairs, the highest-scored neighbour is "óptico vs óptimos". 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 #190,477 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list