cesóvscoWhich spelling fits?

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

Which to use

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

#22,977
“cesó” frequency rank
#2,386
“co” frequency rank
25363
confusion score

Side-by-Side Comparison

Feature cesó co
Definition Tercera persona del singular (él, ella, ello; usted, 2.ª persona) del pretérito perfecto simple de indicativo de cesar. Chico, ese o tío.

Where the eye mixes cesó and co

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.

4 ch
cesó
2 ch
co

Visual trap between cesó and co

These two trip readers on the page rather than in the ear: cesó is [seˈso] while co 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 25363, derived from the frequency rank of both members and their visual similarity.

cesó is recorded at frequency rank #22,977, classified as averb, pronounced [seˈso]. co is at rank #2,386, 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 25363, this pair ranks #236,766 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of cesó vs co

Shared letters: c. Private to "cesó": esó. Private to "co": o.

"cesó" · 4 letters · shape CVCV  ·  "co" · 2 letters · shape CV

Frequently Asked Questions

Do "cesó" and "co" mean the same thing in a sentence?
No - they are not even the same part of speech. "cesó" is a verb and "co" a noun, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "cesó" vs "co" - which ranks higher?
"co" is the more common of the two: it sits at frequency rank #2,386 in our Spanish list, against #22,977 for "cesó". 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 "cesó" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "co" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #236,766 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "cesó" and "co" also get mixed up with nearby pairs, the highest-scored neighbour is "ceba vs cesó". Nearby pair

Confusion rank #236,766 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