Which to use
“alta” is an adjective and “ato” is a noun - they look or sound alike but fill different roles in a sentence.
- #818
- “alta” frequency rank
- #1,326
- “ato” frequency rank
- 2144
- confusion score
Side-by-Side Comparison
| Feature | alta | ato |
|---|---|---|
| Definition | alto, elevado | processo de fazer algo; manifestação real e tangível |
Where the eye mixes alta and ato
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.
Why the eye confuses alta with ato
These two trip readers on the page rather than in the ear: alta is /ˈal.ta/. while ato is /ˈato/ ou /ˈatu/_(plural:) /ˈatos/, /ˈatus/ ou /ˈatuʃ/. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (adjective vs noun), which is usually the fastest check. Our composite confusion score for this pair is 2144, derived from the frequency rank of both members and their visual similarity.
alta is recorded at frequency rank #818, classified as anadj, pronounced /ˈal.ta/.. 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 2144, this pair ranks #73,336 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of alta vs ato
Shared letters: at. Private to "alta": l. Private to "ato": o.
"alta" · 4 letters · shape VCCV · "ato" · 3 letters · shape VCV
Known mistypes of this pair
- alta ← alat · allta · altta · atla
Frequently Asked Questions
Is swapping "alta" for "ato" ever safe?
In ordinary Portuguese text, does "alta" or "ato" show up more?
Useful next steps
Eye-level mix-up between "alta" and "ato" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "alta" 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 #73,336 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
- "alta" and "ato" also get mixed up with nearby pairs, the highest-scored neighbour is "acs vs ato". 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 #73,336 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.