acertovsapertoWhich spelling fits?

Which to use

“acerto” and “aperto” are a confusable Portuguese pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#9,134
“acerto” frequency rank
#10,129
“aperto” frequency rank
19263
confusion score

Side-by-Side Comparison

Feature acerto aperto
Definition ato ou efeito de fazer certo ou realizar corretamente ato de apertar

Where the eye mixes acerto and aperto

Muted = shared; highlighted = the visual trap. They share 5 letters in sequence. acerto and aperto follow the identical consonant-vowel pattern (VCVCCV). Same shape at a glance is often the real trap, independent of shared letters.

6 ch
acerto
6 ch
aperto

Visual trap between acerto and aperto

A purely visual mix-up. acerto (/ɐ.ˈseɾ.tu/) and aperto (/ɐ.ˈpeɾ.tu/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by a single letter - c in “acerto” becomes p in “aperto”. Our composite confusion score for this pair is 19263, derived from the frequency rank of both members and their visual similarity.

acerto is recorded at frequency rank #9,134, classified as anoun, pronounced /ɐ.ˈseɾ.tu/. aperto is at rank #10,129, tagged as anoun, pronounced /ɐ.ˈpeɾ.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 19263, this pair ranks #51,511 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of acerto vs aperto

Shared letters: aeort. Private to "acerto": c. Private to "aperto": p.

"acerto" · 6 letters · shape VCVCCV  ·  "aperto" · 6 letters · shape VCVCCV

Known mistypes of this pair

  • acerto ← accerto · acerot · acerrto · acertto · acetro · acreto · aecrto · caerto
  • aperto ← aeprto · aperot · aperrto · apertto · apetro · apperto · apreto · paerto

Frequently Asked Questions

Do "acerto" and "aperto" mean the same thing in a sentence?
No. They are said differently (/ɐ.ˈseɾ.tu/ versus /ɐ.ˈpeɾ.tu/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "acerto" or "aperto"?
"acerto" is the more common of the two: it sits at frequency rank #9,134 in our Portuguese list, against #10,129 for "aperto". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Eye-level mix-up between "acerto" and "aperto" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "acerto" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "aperto" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #51,511 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "acerto" and "aperto" also get mixed up with nearby pairs, the highest-scored neighbour is "aceno vs acerto". 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 #51,511 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