pecadovspecarWhich spelling fits?

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

Which to use

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

#3,926
“pecado” frequency rank
#32,725
“pecar” frequency rank
36651
confusion score

Side-by-Side Comparison

Feature pecado pecar
Definition transgressão de um preceito religioso cometer pecado

Where the eye mixes pecado and pecar

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. pecado runs 6 letters (CVCVCV) against pecar's 5 (CVCVC) - the length gap alone is often enough to separate them once you know to check it.

6 ch
pecado
5 ch
pecar

Visual trap between pecado and pecar

These two trip readers on the page rather than in the ear: pecado is /pɨ.ˈka.du/ while pecar is /pɨ.ˈkaɾ/. 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 (noun vs verb), which is usually the fastest check. Our composite confusion score for this pair is 36651, derived from the frequency rank of both members and their visual similarity.

pecado is recorded at frequency rank #3,926, classified as anoun, pronounced /pɨ.ˈka.du/. pecar is at rank #32,725, tagged as averb, pronounced /pɨ.ˈkaɾ/.

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 36651, this pair ranks #30,101 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of pecado vs pecar

Shared letters: acep. Private to "pecado": do. Private to "pecar": r.

"pecado" · 6 letters · shape CVCVCV  ·  "pecar" · 5 letters · shape CVCVC

Known mistypes of this pair

  • pecado ← epcado · pceado · peacdo · pecaddo · pecaod · peccado · pecdao · ppecado
  • pecar ← epcar · pcear · peacr · pecarr · peccar · ppecar

Frequently Asked Questions

Can "pecado" and "pecar" be used interchangeably?
No - they are not even the same part of speech. "pecado" is a noun and "pecar" a verb, so a sentence built for one is usually ungrammatical with the other.
In ordinary Portuguese text, does "pecado" or "pecar" show up more?
"pecado" is the more common of the two: it sits at frequency rank #3,926 in our Portuguese list, against #32,725 for "pecar". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "pecado" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "pecar" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #30,101 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "pecado" and "pecar" also get mixed up with nearby pairs, the highest-scored neighbour is "pacas vs pecar". 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 #30,101 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