cairvscárieTell them apart

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

Which to use

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

#1,522
“cair” frequency rank
#40,971
“cárie” frequency rank
42493
confusion score

Side-by-Side Comparison

Feature cair cárie
Definition dar queda ulceração nos dentes e ossos, que os destrói progressivamente

Letter map: cair vs cárie

Shared letters muted; letters that set cair and cárie apart highlighted. Shared run: 2. cair runs 4 letters (CVVC) against cárie's 5 (CVCVV) - the length gap alone is often enough to separate them once you know to check it.

4 ch
cair
5 ch
cárie

Part-of-speech tell for cair / cárie

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: cair is averb and cárieanoun. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 42493, derived from the frequency rank of both members and their visual similarity.

cair is recorded at frequency rank #1,522, classified as averb. cárie is at rank #40,971, tagged as anoun, pronounced /ˈka.ɾji/.

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 42493, this pair ranks #23,288 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of cair vs cárie

Shared letters: cir. Private to "cair": a. Private to "cárie": eá.

"cair" · 4 letters · shape CVVC  ·  "cárie" · 5 letters · shape CVCVV

Known mistypes of this pair

  • cair ← acir · cairr · cari · ccair · ciar

Frequently Asked Questions

Is swapping "cair" for "cárie" ever safe?
No - they are not even the same part of speech. "cair" is a verb and "cárie" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary Portuguese text, does "cair" or "cárie" show up more?
"cair" is the more common of the two: it sits at frequency rank #1,522 in our Portuguese list, against #40,971 for "cárie". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

Pair "cair" vs "cárie" 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 "cárie" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #23,288 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "cair" and "cárie" also get mixed up with nearby pairs, the highest-scored neighbour is "cárie vs carpet". 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 #23,288 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