expressãovsexpressarWhich spelling fits?

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

Which to use

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

#1,611
“expressão” frequency rank
#4,644
“expressar” frequency rank
6255
confusion score

Side-by-Side Comparison

Feature expressão expressar
Definition frase com que se exprime uma ideia exprimir(-se), manifestar(-se)

Where the eye mixes expressão and expressar

Muted = shared; highlighted = the visual trap. They share 7 letters in sequence.

9 ch
expressão
9 ch
expressar

Look-alike desk: expressão vs expressar

These two trip readers on the page rather than in the ear: expressão is /ɐjʃ.pɾɨ.ˈsɐ̃w̃/ while expressar is /ɐjʃ.pɾɨ.ˈsaɾ/. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (noun vs verb), which is usually the fastest check. Our composite confusion score for this pair is 6255, derived from the frequency rank of both members and their visual similarity.

expressão is recorded at frequency rank #1,611, classified as anoun, pronounced /ɐjʃ.pɾɨ.ˈsɐ̃w̃/. expressar is at rank #4,644, tagged as averb, pronounced /ɐjʃ.pɾɨ.ˈsaɾ/.

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 6255, this pair ranks #68,202 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of expressão vs expressar

Shared letters: eprsx. Private to "expressão": . Private to "expressar": a.

"expressão" · 9 letters · shape VCCCVCCVV  ·  "expressar" · 9 letters · shape VCCCVCCVC

Known mistypes of this pair

  • expressarepxressar · experssar · exppressar · expresar · expresasr · expressarr · expressra · exprressar

Frequently Asked Questions

Can "expressão" and "expressar" be used interchangeably?
No - they are not even the same part of speech. "expressão" is a noun and "expressar" a verb, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "expressão" vs "expressar" - which ranks higher?
"expressão" is the more common of the two: it sits at frequency rank #1,611 in our Portuguese list, against #4,644 for "expressar". 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 "expressão" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "expressar" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #68,202 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "expressão" and "expressar" also get mixed up with nearby pairs, the highest-scored neighbour is "estressar vs expressar". 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 #68,202 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