arão vs ato, What's the Difference?

Which to use

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

#30,004
“arão” frequency rank: #1,326
“ato” frequency rank: 31330
confusion score

Side-by-Side Comparison

Feature	arão	ato
Definition	ave marinha, airo, também chamado arau-comum, Uria aalge	processo de fazer algo; manifestação real e tangível

Where the spellings diverge

Shared letters are muted; the letters that actually set arão and ato apart are highlighted. They share 2 letters in sequence, which is exactly why the eye skips the difference.

4 ch

arão

3 ch

ato

Spelling & Dictionary Insight

A purely visual mix-up. arão (Singular: /ɐ.'ɾaŋ/, /ɐ.'ɾa.o/, /ɐ.'ɾaw/) and ato (/ˈato/ ou /ˈatu/_(plural:) /ˈatos/, /ˈatus/ ou /ˈatuʃ/) 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 31330, derived from the frequency rank of both members and their visual similarity.

arão is recorded at frequency rank #30,004, classified as anoun, pronounced Singular: /ɐ.'ɾaŋ/, /ɐ.'ɾa.o/, /ɐ.'ɾaw/. ato is at rank #1,326, tagged as anoun, pronounced /ˈato/ ou /ˈatu/_(plural:) /ˈatos/, /ˈatus/ ou /ˈatuʃ/.

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 31330, this pair ranks #36,799 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of arão vs ato

Shared letters: ao. Private to "arão": rã. Private to "ato": t.

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

Frequency comparison

arão#30,004

ato#1,326

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "arão" and "ato" be used interchangeably?

No. They are said differently (Singular: /ɐ.'ɾaŋ/, /ɐ.'ɾa.o/, /ɐ.'ɾaw/ versus /ˈato/ ou /ˈatu/_(plural:) /ˈatos/, /ˈatus/ ou /ˈatuʃ/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.

Which is more common, "arão" or "ato"?

"ato" is the more common of the two: it sits at frequency rank #1,326 in our Portuguese list, against #30,004 for "arão". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Remembering arão vs ato

The fastest way to pick the right one every time.

Read both glosses above and match the meaning you intend, only context separates this pair.
See each word in full, definition, IPA, etymology and its other confusables. Full “arão” entry
Browse more pairs most likely to be confused. Most confusable