cucovsCuricóWhich spelling fits?

Quick tell: cuco is a noun, Curicó is a name, so they fill different roles in a sentence.

Which to use

“cuco” is a noun and “Curicó” is a name - they look or sound alike but fill different roles in a sentence.

#26,386
“cuco” frequency rank
#35,975
“Curicó” frequency rank
62361
confusion score

Side-by-Side Comparison

Feature cuco Curicó
Definition Nombre de diversas especies de aves pertenecientes a la familia de los cucúlidos. La mayoría son insectívoras. Muchos cucos son parásitos de otras aves. Ciudad y provincia de la VII región de Chile

Where the eye mixes cuco and Curicó

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

4 ch
cuco
6 ch
Curicó

Visual trap between cuco and Curicó

These two trip readers on the page rather than in the ear: cuco is [ˈkuko] while Curicó is [kuɾiˈko]. 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 (noun vs name), which is usually the fastest check. Our composite confusion score for this pair is 62361, derived from the frequency rank of both members and their visual similarity.

cuco is recorded at frequency rank #26,386, classified as anoun, pronounced [ˈkuko]. Curicó is at rank #35,975, tagged as aname, pronounced [kuɾiˈko].

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 62361, this pair ranks #52,291 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.

Orthographic DNA of cuco vs Curicó

Shared letters: cu. Private to "cuco": o. Private to "Curicó": iró.

"cuco" · 4 letters · shape CVCV  ·  "Curicó" · 6 letters · shape CVCVCV

Known mistypes of this pair

  • cuco ← ccuco · ccuo · cucco · cuoc · ucco

Frequently Asked Questions

Is swapping "cuco" for "Curicó" ever safe?
No - they are not even the same part of speech. "cuco" is a noun and "Curicó" a name, so a sentence built for one is usually ungrammatical with the other.
In ordinary Spanish text, does "cuco" or "Curicó" show up more?
"cuco" is the more common of the two: it sits at frequency rank #26,386 in our Spanish list, against #35,975 for "Curicó". 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 "cuco" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Curicó" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #52,291 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "cuco" and "Curicó" also get mixed up with nearby pairs, the highest-scored neighbour is "Curicó vs curita". 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 #52,291 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