cesóvscioWhat's the difference?

Which to use

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

#22,977
“cesó” frequency rank
#41,792
“cio” frequency rank
64769
confusion score

Side-by-Side Comparison

Feature cesó cio
Definition Tercera persona del singular (él, ella, ello; usted, 2.ª persona) del pretérito perfecto simple de indicativo de cesar. Tercera persona del singular (él, ella, ello; usted, 2.ª persona) del pretérito perfecto simple de indicativo de ciar.

Where the eye mixes cesó and cio

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

4 ch
cesó
3 ch
cio

Look-alike desk: cesó vs cio

A purely visual mix-up. cesó ([seˈso]) and cio ([ˈsjo]) 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 1 letter(s) in length. Our composite confusion score for this pair is 64769, 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]. cio is at rank #41,792, tagged as averb, pronounced [ˈsjo].

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 64769, this pair ranks #44,630 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.

Orthographic DNA of cesó vs cio

Shared letters: c. Private to "cesó": esó. Private to "cio": io.

"cesó" · 4 letters · shape CVCV  ·  "cio" · 3 letters · shape CVV

Frequently Asked Questions

Do "cesó" and "cio" mean the same thing in a sentence?
No. They are said differently ([seˈso] versus [ˈsjo]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary Spanish text, does "cesó" or "cio" show up more?
"cesó" is the more common of the two: it sits at frequency rank #22,977 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.

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 "cio" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #44,630 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "cesó" and "cio" also get mixed up with nearby pairs, the highest-scored neighbour is "cio vs cuc". Nearby pair

Confusion rank #44,630 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