abovsarãoTell them apart

Which to use

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

#39,944
“abo” frequency rank
#30,004
“arão” frequency rank
69948
confusion score

Side-by-Side Comparison

Feature abo arão
Definition aborígene, nativo australiano ave marinha, airo, também chamado arau-comum, Uria aalge

Where the eye mixes abo and arão

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence. abo runs 3 letters (VCV) against arão's 4 (VCVV) - the length gap alone is often enough to separate them once you know to check it.

3 ch
abo
4 ch
arão

Look-alike desk: abo vs arão

A purely visual mix-up. abo (/ˈæb.əʉ/) and arão (Singular: /ɐ.'ɾaŋ/, /ɐ.'ɾa.o/, /ɐ.'ɾaw/) 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 69948, derived from the frequency rank of both members and their visual similarity.

abo is recorded at frequency rank #39,944, classified as anoun, pronounced /ˈæb.əʉ/. arão is at rank #30,004, tagged as anoun, pronounced Singular: /ɐ.'ɾaŋ/, /ɐ.'ɾa.o/, /ɐ.'ɾaw/.

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 69948, this pair ranks #3,785 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of abo vs arão

Shared letters: ao. Private to "abo": b. Private to "arão": rã.

"abo" · 3 letters · shape VCV  ·  "arão" · 4 letters · shape VCVV

Frequently Asked Questions

Is swapping "abo" for "arão" ever safe?
No. They are said differently (/ˈæb.əʉ/ versus Singular: /ɐ.'ɾaŋ/, /ɐ.'ɾa.o/, /ɐ.'ɾaw/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "abo" vs "arão" - which ranks higher?
"arão" is the more common of the two: it sits at frequency rank #30,004 in our Portuguese list, against #39,944 for "abo". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

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

  • Full dictionary entry for "abo" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "arão" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #3,785 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "abo" and "arão" also get mixed up with nearby pairs, the highest-scored neighbour is "abo vs acs". Nearby pair

Confusion rank #3,785 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