acervovsapertoWhich spelling fits?

Which to use

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

#7,237
“acervo” frequency rank
#10,129
“aperto” frequency rank
17366
confusion score

Side-by-Side Comparison

Feature acervo aperto
Definition reunião ou enorme conjunto de itens, montão ato de apertar

Where the eye mixes acervo and aperto

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence.

6 ch
acervo
6 ch
aperto

Visual trap between acervo and aperto

A purely visual mix-up. acervo (/ɐ.ˈseɾ.vu/) 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 share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 17366, derived from the frequency rank of both members and their visual similarity.

acervo is recorded at frequency rank #7,237, classified as anoun, pronounced /ɐ.ˈseɾ.vu/. 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 17366, this pair ranks #53,900 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of acervo vs aperto

Shared letters: aeor. Private to "acervo": cv. Private to "aperto": pt.

"acervo" · 6 letters · shape VCVCCV  ·  "aperto" · 6 letters · shape VCVCCV

Known mistypes of this pair

  • acervoaccervo · acerov · acerrvo · acervvo · acevro · acrevo · aecrvo · caervo
  • apertoaeprto · aperot · aperrto · apertto · apetro · apperto · apreto · paerto

Frequently Asked Questions

Is swapping "acervo" for "aperto" ever safe?
No. They are said differently (/ɐ.ˈseɾ.vu/ versus /ɐ.ˈpeɾ.tu/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "acervo" vs "aperto" - which ranks higher?
"acervo" is the more common of the two: it sits at frequency rank #7,237 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.

Useful next steps

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "acervo" 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 #53,900 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "acervo" and "aperto" also get mixed up with nearby pairs, the highest-scored neighbour is "aperto vs aporte". 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 #53,900 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