atervsateuTell them apart

Quick tell: ater is a verb, ateu is an adjective, so they fill different roles in a sentence.

Which to use

“ater” is a verb and “ateu” is an adjective - they look or sound alike but fill different roles in a sentence.

#39,000
“ater” frequency rank
#14,779
“ateu” frequency rank
53779
confusion score

Side-by-Side Comparison

Feature ater ateu
Definition não permitir que tenha seguimento; impedir que prossiga que não crê na existência de nenhum deus

Letter map: ater vs ateu

Shared letters muted; letters that set ater and ateu apart highlighted. Shared run: 3. ater (VCVC) and ateu (VCVV) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

4 ch
ater
4 ch
ateu

Part-of-speech tell for ater / ateu

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: ater is averb and ateuanadjective. On the page they differ by a single letter - r in “ater” becomes u in “ateu”. Our composite confusion score for this pair is 53779, derived from the frequency rank of both members and their visual similarity.

ater is recorded at frequency rank #39,000, classified as averb. ateu is at rank #14,779, tagged as anadj, pronounced /a.ˈteu̯/.

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 53779, this pair ranks #11,785 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of ater vs ateu

Shared letters: aet. Private to "ater": r. Private to "ateu": u.

"ater" · 4 letters · shape VCVC  ·  "ateu" · 4 letters · shape VCVV

Known mistypes of this pair

  • ater ← aetr · aterr · atter
  • ateu ← aetu · atteu · atue · taeu

Frequently Asked Questions

Can "ater" and "ateu" be used interchangeably?
No - they are not even the same part of speech. "ater" is a verb and "ateu" an adjective, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "ater" vs "ateu" - which ranks higher?
"ateu" is the more common of the two: it sits at frequency rank #14,779 in our Portuguese list, against #39,000 for "ater". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Done with this confusable. These links stay specific to "ater" and "ateu".

  • Full dictionary entry for "ater" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "ateu" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #11,785 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "ater" and "ateu" also get mixed up with nearby pairs, the highest-scored neighbour is "atar vs ater". 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 #11,785 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