oxidadovsóxidoWhich spelling fits?

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

Which to use

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

#33,752
“oxidado” frequency rank
#17,580
“óxido” frequency rank
51332
confusion score

Side-by-Side Comparison

Feature oxidado óxido
Definition Participio de oxidar. compuesto con oxígeno, en el cual está en estado de oxidación -2

Where the eye mixes oxidado and óxido

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. oxidado runs 7 letters (VCVCVCV) against óxido's 5 (VCVCV) - the length gap alone is often enough to separate them once you know to check it.

7 ch
oxidado
5 ch
óxido

Look-alike desk: oxidado vs óxido

These two trip readers on the page rather than in the ear: oxidado is [oksiˈð̞að̞o] while óxido is [ˈoksið̞o]. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 letter(s) in length, and the parts of speech differ too (verb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 51332, derived from the frequency rank of both members and their visual similarity.

oxidado is recorded at frequency rank #33,752, classified as averb, pronounced [oksiˈð̞að̞o]. óxido is at rank #17,580, tagged as anoun, pronounced [ˈoksið̞o].

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 51332, this pair ranks #98,426 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of oxidado vs óxido

Shared letters: diox. Private to "oxidado": a. Private to "óxido": ó.

"oxidado" · 7 letters · shape VCVCVCV  ·  "óxido" · 5 letters · shape VCVCV

Known mistypes of this pair

  • oxidado ← oixdado · oxdiado · oxiaddo · oxidaddo · oxidaod · oxiddado · oxiddao · oxxidado

Frequently Asked Questions

Is swapping "oxidado" for "óxido" ever safe?
No - they are not even the same part of speech. "oxidado" is a verb and "óxido" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary Spanish text, does "oxidado" or "óxido" show up more?
"óxido" is the more common of the two: it sits at frequency rank #17,580 in our Spanish list, against #33,752 for "oxidado". 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 "oxidado" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "óxido" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #98,426 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "oxidado" and "óxido" also get mixed up with nearby pairs, the highest-scored neighbour is "opinado vs oxidado". 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 #98,426 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