Which to use
“aperto” is a noun and “atento” is an adjective - they look or sound alike but fill different roles in a sentence.
- #10,129
- “aperto” frequency rank
- #7,864
- “atento” frequency rank
- 17993
- confusion score
Side-by-Side Comparison
| Feature | aperto | atento |
|---|---|---|
| Definition | ato de apertar | que presta atenção |
Where the eye mixes aperto and atento
Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. aperto and atento follow the identical consonant-vowel pattern (VCVCCV). Same shape at a glance is often the real trap, independent of shared letters.
Visual trap between aperto and atento
These two trip readers on the page rather than in the ear: aperto is /ɐ.ˈpeɾ.tu/ while atento is /ɐ.ˈtẽ.tu/. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (noun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 17993, derived from the frequency rank of both members and their visual similarity.
aperto is recorded at frequency rank #10,129, classified as anoun, pronounced /ɐ.ˈpeɾ.tu/. atento is at rank #7,864, tagged as anadj, pronounced /ɐ.ˈtẽ.tu/.
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 17993, this pair ranks #53,112 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of aperto vs atento
Shared letters: aeot. Private to "aperto": pr. Private to "atento": n.
"aperto" · 6 letters · shape VCVCCV · "atento" · 6 letters · shape VCVCCV
Known mistypes of this pair
Frequently Asked Questions
Is swapping "aperto" for "atento" ever safe?
Frequency check: "aperto" vs "atento" - which ranks higher?
After this comparison
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "aperto" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "atento" - compare definitions side by side with the headword page. Word entry
- This pair ranks #53,112 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
- "aperto" and "atento" also get mixed up with nearby pairs, the highest-scored neighbour is "aperto vs aporte". 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 #53,112 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.