oídovsóxidosTell them apart

Which to use

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

#2,737
“oído” frequency rank
#39,540
“óxidos” frequency rank
42277
confusion score

Side-by-Side Comparison

Feature oído óxidos
Definition Sentido mediante el cual percibimos el sonido. Forma del plural de óxido.

Where the eye mixes oído and óxidos

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence. oído runs 4 letters (VVCV) against óxidos's 6 (VCVCVC) - the length gap alone is often enough to separate them once you know to check it.

4 ch
oído
6 ch
óxidos

Why the eye confuses oído with óxidos

A purely visual mix-up. oído ([oˈið̞o]) and óxidos ([ˈoksið̞os]) 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 42277, 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]. óxidos is at rank #39,540, tagged as anoun, pronounced [ˈoksið̞os].

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 42277, this pair ranks #149,123 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of oído vs óxidos

Shared letters: do. Private to "oído": í. Private to "óxidos": isxó.

"oído" · 4 letters · shape VVCV  ·  "óxidos" · 6 letters · shape VCVCVC

Frequently Asked Questions

Can "oído" and "óxidos" be used interchangeably?
No. They are said differently ([oˈið̞o] versus [ˈoksið̞os]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "oído" or "óxidos"?
"oído" is the more common of the two: it sits at frequency rank #2,737 in our Spanish list, against #39,540 for "óxidos". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

After this comparison

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

  • Full dictionary entry for "oído" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "óxidos" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #149,123 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "oído" and "óxidos" also get mixed up with nearby pairs, the highest-scored neighbour is "odiados vs óxidos". Nearby pair

Confusion rank #149,123 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