cabovscairWhat's the difference?

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

Which to use

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

#1,092
“cabo” frequency rank
#1,522
“cair” frequency rank
2614
confusion score

Side-by-Side Comparison

Feature cabo cair
Definition patente militar abaixo do sargento e acima do soldado dar queda

Letter map: cabo vs cair

Shared letters muted; letters that set cabo and cair apart highlighted. Shared run: 2.

4 ch
cabo
4 ch
cair

Part-of-speech tell for cabo / cair

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: cabo is anoun and cairaverb. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 2614, derived from the frequency rank of both members and their visual similarity.

cabo is recorded at frequency rank #1,092, classified as anoun. cair is at rank #1,522, tagged as averb.

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 2614, this pair ranks #72,718 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of cabo vs cair

Shared letters: ac. Private to "cabo": bo. Private to "cair": ir.

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

Known mistypes of this pair

  • caboacbo · cabbo · caob · cbao · ccabo
  • cairacir · cairr · cari · ccair · ciar

Frequently Asked Questions

Do "cabo" and "cair" mean the same thing in a sentence?
No - they are not even the same part of speech. "cabo" is a noun and "cair" a verb, so a sentence built for one is usually ungrammatical with the other.
In ordinary Portuguese text, does "cabo" or "cair" show up more?
"cabo" is the more common of the two: it sits at frequency rank #1,092 in our Portuguese list, against #1,522 for "cair". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

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

  • Full dictionary entry for "cabo" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "cair" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #72,718 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "cabo" and "cair" also get mixed up with nearby pairs, the highest-scored neighbour is "cair vs coagir". 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 #72,718 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list