abrirvsátrioWhat's the difference?

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

Which to use

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

#1,038
“abrir” frequency rank
#26,601
“átrio” frequency rank
27639
confusion score

Side-by-Side Comparison

Feature abrir átrio
Definition levar de um estado fechado para um aberto, descerrar vestíbulo que vai da entrada principal à escadaria

Where the eye mixes abrir and átrio

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence. abrir (VCCVC) and átrio (VCCVV) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

5 ch
abrir
5 ch
átrio

Why the eye confuses abrir with átrio

These two trip readers on the page rather than in the ear: abrir is /ɐ.ˈbɾiɾ/ while átrio is /ˈa.tɾju/. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 3 positions, and the parts of speech differ too (verb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 27639, derived from the frequency rank of both members and their visual similarity.

abrir is recorded at frequency rank #1,038, classified as averb, pronounced /ɐ.ˈbɾiɾ/. átrio is at rank #26,601, tagged as anoun, pronounced /ˈa.tɾju/.

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 27639, this pair ranks #41,314 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of abrir vs átrio

Shared letters: ir. Private to "abrir": ab. Private to "átrio": otá.

"abrir" · 5 letters · shape VCCVC  ·  "átrio" · 5 letters · shape VCCVV

Known mistypes of this pair

  • abrir ← abbrir · abirr · abrirr · abrri · abrrir · arbir · barir

Frequently Asked Questions

Can "abrir" and "átrio" be used interchangeably?
No - they are not even the same part of speech. "abrir" is a verb and "átrio" a noun, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "abrir" vs "átrio" - which ranks higher?
"abrir" is the more common of the two: it sits at frequency rank #1,038 in our Portuguese list, against #26,601 for "átrio". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

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

  • Full dictionary entry for "abrir" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "átrio" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #41,314 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "abrir" and "átrio" also get mixed up with nearby pairs, the highest-scored neighbour is "átrio vs atroz". 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 #41,314 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