abertovsacentoWhich spelling fits?

Quick tell: aberto is a adjective, acento is a noun, so they fill different roles in a sentence.

Which to use

“aberto” is an adjective and “acento” is a noun - they look or sound alike but fill different roles in a sentence.

#1,300
“aberto” frequency rank
#21,347
“acento” frequency rank
22647
confusion score

Side-by-Side Comparison

Feature aberto acento
Definition não fechado ou barrado sinal gráfico que altera o som de vogais

Letter map: aberto vs acento

Shared letters muted; letters that set aberto and acento apart highlighted. Shared run: 4. aberto and acento follow the identical consonant-vowel pattern (VCVCCV). Same shape at a glance is often the real trap, independent of shared letters.

6 ch
aberto
6 ch
acento

Role in the sentence - aberto and acento

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: aberto is anadjective and acentoanoun. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 22647, derived from the frequency rank of both members and their visual similarity.

aberto is recorded at frequency rank #1,300, classified as anadj. acento is at rank #21,347, tagged as anoun, pronounced /ɐ.ˈsẽ.tu/.

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 22647, this pair ranks #47,345 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of aberto vs acento

Shared letters: aeot. Private to "aberto": br. Private to "acento": cn.

"aberto" · 6 letters · shape VCVCCV  ·  "acento" · 6 letters · shape VCVCCV

Known mistypes of this pair

  • aberto ← abberto · aberot · aberrto · abertto · abetro · abreto · aebrto · baerto
  • acento ← accento · acennto · acenot · acentto · acetno · acneto · aecnto · caento

Frequently Asked Questions

Can "aberto" and "acento" be used interchangeably?
No - they are not even the same part of speech. "aberto" is an adjective and "acento" a noun, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "aberto" vs "acento" - which ranks higher?
"aberto" is the more common of the two: it sits at frequency rank #1,300 in our Portuguese list, against #21,347 for "acento". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

Pair "aberto" vs "acento" is on the table, pick a follow-up below.

  • Full dictionary entry for "aberto" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "acento" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #47,345 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "aberto" and "acento" also get mixed up with nearby pairs, the highest-scored neighbour is "aceno vs acento". 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 #47,345 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