expiraçãovsexplicaçãoConfusable pair

Which to use

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

#46,322
“expiração” frequency rank
#3,076
“explicação” frequency rank
49398
confusion score

Side-by-Side Comparison

Feature expiração explicação
Definition saída de ar dos pulmões para fora do organismo razão (de uma coisa, de uma atitude, etc.)

Where the eye mixes expiração and explicação

Muted = shared; highlighted = the visual trap. They share 8 letters in sequence. expiração runs 9 letters (VCCVCVCVV) against explicação's 10 (VCCCVCVCVV) - the length gap alone is often enough to separate them once you know to check it.

9 ch
expiração
10 ch
explicação

Why the eye confuses expiração with explicação

A purely visual mix-up. expiração (/eʃ.pi.ɾa.ˈsɐ̃w/) and explicação (/ɐjʃ.pli.kɐ.ˈsɐ̃w̃/) 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 1 letter(s) in length. Our composite confusion score for this pair is 49398, derived from the frequency rank of both members and their visual similarity.

expiração is recorded at frequency rank #46,322, classified as anoun, pronounced /eʃ.pi.ɾa.ˈsɐ̃w/. explicação is at rank #3,076, tagged as anoun, pronounced /ɐjʃ.pli.kɐ.ˈsɐ̃w̃/.

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 49398, this pair ranks #15,614 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of expiração vs explicação

Shared letters: aeiopxãç. Private to "expiração": r. Private to "explicação": cl.

"expiração" · 9 letters · shape VCCVCVCVV  ·  "explicação" · 10 letters · shape VCCCVCVCVV

Frequently Asked Questions

Is swapping "expiração" for "explicação" ever safe?
No. They are said differently (/eʃ.pi.ɾa.ˈsɐ̃w/ versus /ɐjʃ.pli.kɐ.ˈsɐ̃w̃/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "expiração" or "explicação"?
"explicação" is the more common of the two: it sits at frequency rank #3,076 in our Portuguese list, against #46,322 for "expiração". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

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

  • Full dictionary entry for "expiração" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "explicação" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #15,614 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "expiração" and "explicação" also get mixed up with nearby pairs, the highest-scored neighbour is "expiação vs expiração". Nearby pair

Confusion rank #15,614 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