oídovsopinoTell them apart

Quick tell: oído is a noun, opino is a verb, so they fill different roles in a sentence.

Which to use

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

#2,737
“oído” frequency rank
#13,753
“opino” frequency rank
16490
confusion score

Side-by-Side Comparison

Feature oído opino
Definition Sentido mediante el cual percibimos el sonido. Primera persona del singular (yo) del presente de indicativo de opinar.

Where the eye mixes oído and opino

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence. oído runs 4 letters (VVCV) against opino's 5 (VCVCV) - the length gap alone is often enough to separate them once you know to check it.

4 ch
oído
5 ch
opino

Look-alike desk: oído vs opino

These two trip readers on the page rather than in the ear: oído is [oˈið̞o] while opino is [oˈpino]. 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 (noun vs verb), which is usually the fastest check. Our composite confusion score for this pair is 16490, derived from the frequency rank of both members and their visual similarity.

oído is recorded at frequency rank #2,737, classified as anoun, pronounced [oˈið̞o]. opino is at rank #13,753, tagged as averb, pronounced [oˈpino].

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 16490, this pair ranks #275,947 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of oído vs opino

Shared letters: o. Private to "oído": dí. Private to "opino": inp.

"oído" · 4 letters · shape VVCV  ·  "opino" · 5 letters · shape VCVCV

Known mistypes of this pair

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

Frequently Asked Questions

Do "oído" and "opino" mean the same thing in a sentence?
No - they are not even the same part of speech. "oído" is a noun and "opino" a verb, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "oído" vs "opino" - which ranks higher?
"oído" is the more common of the two: it sits at frequency rank #2,737 in our Spanish list, against #13,753 for "opino". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

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

  • Full dictionary entry for "oído" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "opino" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #275,947 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "oído" and "opino" also get mixed up with nearby pairs, the highest-scored neighbour is "ojito vs opino". 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 #275,947 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