aipovsatoWhat's the difference?

Which to use

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

#44,191
“aipo” frequency rank
#1,326
“ato” frequency rank
45517
confusion score

Side-by-Side Comparison

Feature aipo ato
Definition planta herbácea odorífena da família das Umbelíferas cultivada para fins culinários; seu nome científico é Apium graveolens processo de fazer algo; manifestação real e tangível

Where the eye mixes aipo and ato

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

4 ch
aipo
3 ch
ato

Why the eye confuses aipo with ato

A purely visual mix-up. aipo (/ˈaj.pu/) 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 45517, derived from the frequency rank of both members and their visual similarity.

aipo is recorded at frequency rank #44,191, classified as anoun, pronounced /ˈaj.pu/. 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 45517, this pair ranks #19,871 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of aipo vs ato

Shared letters: ao. Private to "aipo": ip. Private to "ato": t.

"aipo" · 4 letters · shape VVCV  ·  "ato" · 3 letters · shape VCV

Known mistypes of this pair

  • aipoaiop · aippo · apio · iapo

Frequently Asked Questions

Do "aipo" and "ato" mean the same thing in a sentence?
No. They are said differently (/ˈaj.pu/ 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.
Frequency check: "aipo" vs "ato" - which ranks higher?
"ato" is the more common of the two: it sits at frequency rank #1,326 in our Portuguese list, against #44,191 for "aipo". 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 "aipo" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "ato" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #19,871 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "aipo" and "ato" also get mixed up with nearby pairs, the highest-scored neighbour is "aipo vs apo". 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 #19,871 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