opciónvsopioWhich spelling fits?

Which to use

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

#1,146
“opción” frequency rank
#19,191
“opio” frequency rank
20337
confusion score

Side-by-Side Comparison

Feature opción opio
Definition Facultad o libertad de elegir. Látex que se obtiene de la adormidera (papaverácea) cuando está verde y que, una vez secado, se usa como sustancia estupefaciente.

Where the eye mixes opción and opio

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. opción runs 6 letters (VCCVVC) against opio's 4 (VCVV) - the length gap alone is often enough to separate them once you know to check it.

6 ch
opción
4 ch
opio

Look-alike desk: opción vs opio

A purely visual mix-up. opción ([opˈsjõn]) and opio ([ˈopjo]) 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 2 letter(s) in length. Our composite confusion score for this pair is 20337, 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]. opio is at rank #19,191, tagged as anoun, pronounced [ˈopjo].

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 20337, this pair ranks #259,766 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of opción vs opio

Shared letters: iop. Private to "opción": cnó. Private to "opio": -.

"opción" · 6 letters · shape VCCVVC  ·  "opio" · 4 letters · shape VCVV

Known mistypes of this pair

  • opio ← oipo · opoi · oppio · poio

Frequently Asked Questions

Do "opción" and "opio" mean the same thing in a sentence?
No. They are said differently ([opˈsjõn] versus [ˈopjo]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "opción" or "opio"?
"opción" is the more common of the two: it sits at frequency rank #1,146 in our Spanish list, against #19,191 for "opio". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

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

  • Full dictionary entry for "opción" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "opio" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #259,766 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "opción" and "opio" also get mixed up with nearby pairs, the highest-scored neighbour is "ojito vs opio". 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 #259,766 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