cabervscâncerConfusable pair

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

Which to use

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

#17,454
“caber” frequency rank
#1,607
“câncer” frequency rank
19061
confusion score

Side-by-Side Comparison

Feature caber câncer
Definition poder ser contido em doença caracterizada por rápida multiplicação celular irrefreada de uma célula que teve seu ADN danosamente modificado

Where the eye mixes caber and câncer

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. caber runs 5 letters (CVCVC) against câncer's 6 (CVCCVC) - the length gap alone is often enough to separate them once you know to check it.

5 ch
caber
6 ch
câncer

Look-alike desk: caber vs câncer

These two trip readers on the page rather than in the ear: caber is /kɐ.ˈbeɾ/ while câncer is /ˈkɐ̃.sɛɾ/. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 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 19061, derived from the frequency rank of both members and their visual similarity.

caber is recorded at frequency rank #17,454, classified as averb, pronounced /kɐ.ˈbeɾ/. câncer is at rank #1,607, tagged as anoun, pronounced /ˈkɐ̃.sɛɾ/.

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 19061, this pair ranks #51,781 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of caber vs câncer

Shared letters: cer. Private to "caber": ab. Private to "câncer": nâ.

"caber" · 5 letters · shape CVCVC  ·  "câncer" · 6 letters · shape CVCCVC

Known mistypes of this pair

  • caber ← acber · cabber · caberr · cabre · caebr · cbaer · ccaber

Frequently Asked Questions

Do "caber" and "câncer" mean the same thing in a sentence?
No - they are not even the same part of speech. "caber" is a verb and "câncer" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary Portuguese text, does "caber" or "câncer" show up more?
"câncer" is the more common of the two: it sits at frequency rank #1,607 in our Portuguese list, against #17,454 for "caber". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

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 "caber" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "câncer" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #51,781 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "caber" and "câncer" also get mixed up with nearby pairs, the highest-scored neighbour is "caber vs camel". 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 #51,781 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