comióvscooWhich spelling fits?

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

Which to use

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

#10,810
“comió” frequency rank
#47,681
“coo” frequency rank
58491
confusion score

Side-by-Side Comparison

Feature comió coo
Definition Tercera persona del singular (él, ella, ello; usted, 2.ª persona) del pretérito perfecto simple de indicativo de comer o de comerse. (Strix rufipes) Ave rapaz nocturna estrigiforme con rayas alternadas entre gris y blanco, presente en Chile y Argentina.

Where the eye mixes comió and coo

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence. comió runs 5 letters (CVCVV) against coo's 3 (CVV) - the length gap alone is often enough to separate them once you know to check it.

5 ch
comió
3 ch
coo

Why the eye confuses comió with coo

These two trip readers on the page rather than in the ear: comió is [koˈmjo] while coo is [ˈko]. 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 58491, derived from the frequency rank of both members and their visual similarity.

comió is recorded at frequency rank #10,810, classified as averb, pronounced [koˈmjo]. coo is at rank #47,681, tagged as anoun, pronounced [ˈko].

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 58491, this pair ranks #66,254 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.

Orthographic DNA of comió vs coo

Shared letters: co. Private to "comió": imó. Private to "coo": -.

"comió" · 5 letters · shape CVCVV  ·  "coo" · 3 letters · shape CVV

Frequently Asked Questions

Is swapping "comió" for "coo" ever safe?
No - they are not even the same part of speech. "comió" is a verb and "coo" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "comió" or "coo"?
"comió" is the more common of the two: it sits at frequency rank #10,810 in our Spanish list, against #47,681 for "coo". 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 "comió" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "coo" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #66,254 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "comió" and "coo" also get mixed up with nearby pairs, the highest-scored neighbour is "coo vs cuc". Nearby pair

Confusion rank #66,254 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