cairvsCatoTell them apart

Quick tell: cair is a verb, Cato is a name, so they fill different roles in a sentence.

Which to use

“cair” is a verb and “Cato” is a name - they look or sound alike but fill different roles in a sentence.

#47,515
“cair” frequency rank
#27,085
“Cato” frequency rank
74600
confusion score

Side-by-Side Comparison

Feature cair Cato
Definition To go. A male given name from Latin.

Letter map: cair vs Cato

Shared letters muted; letters that set cair and Cato apart highlighted. Shared run: 2. cair (CVVC) and Cato (CVCV) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

4 ch
cair
4 ch
Cato

Role in the sentence - cair and Cato

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: cair is averb and Catoaname. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 74600, derived from the frequency rank of both members and their visual similarity.

cair is recorded at frequency rank #47,515, classified as averb. Cato is at rank #27,085, tagged as aname, pronounced /ˈkeɪ.təʊ/.

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 74600, this pair ranks #35,836 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of cair vs Cato

Shared letters: ac. Private to "cair": ir. Private to "Cato": ot.

"cair" · 4 letters · shape CVVC  ·  "Cato" · 4 letters · shape CVCV

Known mistypes of this pair

  • cair ← acir · cairr · cari · ccair · ciar
  • Cato ← acto · catto · ccato · ctao

Frequently Asked Questions

Is swapping "cair" for "Cato" ever safe?
No - they are not even the same part of speech. "cair" is a verb and "Cato" a name, so a sentence built for one is usually ungrammatical with the other.
In ordinary English text, does "cair" or "Cato" show up more?
"Cato" is the more common of the two: it sits at frequency rank #27,085 in our English list, against #47,515 for "cair". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Pair "cair" vs "Cato" is on the table, pick a follow-up below.

  • Full dictionary entry for "cair" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Cato" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #35,836 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "cair" and "Cato" also get mixed up with nearby pairs, the highest-scored neighbour is "cair vs CCI". 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 #35,836 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list