opciónvsopiniónTell them apart

Which to use

“opción” and “opinión” are a confusable Spanish pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#1,146
“opción” frequency rank
#630
“opinión” frequency rank
1776
confusion score

Side-by-Side Comparison

Feature opción opinión
Definition Facultad o libertad de elegir. Grado personal de verdad, impresión o certeza que alguien se ha formado sobre algo, especialmente en casos cuestionables; perspectiva o punto de vista de alguien sobre un tema, situación o asunto.

Where the eye mixes opción and opinión

Muted = shared; highlighted = the visual trap. They share 5 letters in sequence. opción runs 6 letters (VCCVVC) against opinión's 7 (VCVCVVC) - the length gap alone is often enough to separate them once you know to check it.

6 ch
opción
7 ch
opinión

Why the eye confuses opción with opinión

A purely visual mix-up. opción ([opˈsjõn]) and opinión ([opiˈnjõn]) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 1776, derived from the frequency rank of both members and their visual similarity.

opción is recorded at frequency rank #1,146, classified as anoun, pronounced [opˈsjõn]. opinión is at rank #630, tagged as anoun, pronounced [opiˈnjõn].

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 1776, this pair ranks #321,489 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of opción vs opinión

Shared letters: inopó. Private to "opción": c. Private to "opinión": -.

"opción" · 6 letters · shape VCCVVC  ·  "opinión" · 7 letters · shape VCVCVVC

Frequently Asked Questions

Is swapping "opción" for "opinión" ever safe?
No. They are said differently ([opˈsjõn] versus [opiˈnjõn]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "opción" or "opinión"?
"opinión" is the more common of the two: it sits at frequency rank #630 in our Spanish list, against #1,146 for "opción". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "opción" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "opinión" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #321,489 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "opción" and "opinión" also get mixed up with nearby pairs, the highest-scored neighbour is "opinen vs opinión". Nearby pair

Confusion rank #321,489 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