ciovscuidoConfusable pair

Which to use

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

#41,792
“cio” frequency rank
#20,325
“cuido” frequency rank
62117
confusion score

Side-by-Side Comparison

Feature cio cuido
Definition Tercera persona del singular (él, ella, ello; usted, 2.ª persona) del pretérito perfecto simple de indicativo de ciar. Primera persona del singular (yo) del presente de indicativo de cuidar o de cuidarse.

Where the eye mixes cio and cuido

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

3 ch
cio
5 ch
cuido

Visual trap between cio and cuido

A purely visual mix-up. cio ([ˈsjo]) and cuido ([ˈkwið̞o]) 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 62117, derived from the frequency rank of both members and their visual similarity.

cio is recorded at frequency rank #41,792, classified as averb, pronounced [ˈsjo]. cuido is at rank #20,325, tagged as averb, pronounced [ˈkwið̞o].

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 62117, this pair ranks #53,079 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.

Orthographic DNA of cio vs cuido

Shared letters: cio. Private to "cio": -. Private to "cuido": du.

"cio" · 3 letters · shape CVV  ·  "cuido" · 5 letters · shape CVVCV

Known mistypes of this pair

  • cuido ← ccuido · ciudo · cudio · cuiddo · cuiod · ucido

Frequently Asked Questions

Can "cio" and "cuido" be used interchangeably?
No. They are said differently ([ˈsjo] versus [ˈkwið̞o]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "cio" vs "cuido" - which ranks higher?
"cuido" is the more common of the two: it sits at frequency rank #20,325 in our Spanish list, against #41,792 for "cio". 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 "cio" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "cuido" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #53,079 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "cio" and "cuido" also get mixed up with nearby pairs, the highest-scored neighbour is "cio vs cuc". 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 #53,079 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