Which to use
“acha” and “aço” are a confusable Portuguese pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #547
- “acha” frequency rank
- #4,209
- “aço” frequency rank
- 4756
- confusion score
Side-by-Side Comparison
| Feature | acha | aço |
|---|---|---|
| Definition | cavaca | liga composta principalmente de ferro e carbono utilizada para a fabricação de utensílios, armas, veículos e uma infinidade de outros objetos da vida moderna |
Where the eye mixes acha and aço
Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.
Why the eye confuses acha with aço
A purely visual mix-up. acha (/ˈa.ʃɐ/) and aço (/ˈa.su/) 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 4756, derived from the frequency rank of both members and their visual similarity.
acha is recorded at frequency rank #547, classified as anoun, pronounced /ˈa.ʃɐ/. aço is at rank #4,209, tagged as anoun, pronounced /ˈa.su/.
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 4756, this pair ranks #70,040 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of acha vs aço
Shared letters: a. Private to "acha": ch. Private to "aço": oç.
"acha" · 4 letters · shape VCCV · "aço" · 3 letters · shape VCV
Known mistypes of this pair
- acha ← acah · accha · achha · ahca · caha
Frequently Asked Questions
Is swapping "acha" for "aço" ever safe?
In ordinary Portuguese text, does "acha" or "aço" show up more?
After this comparison
Eye-level mix-up between "acha" and "aço" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "acha" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "aço" - compare definitions side by side with the headword page. Word entry
- This pair ranks #70,040 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
- "acha" and "aço" also get mixed up with nearby pairs, the highest-scored neighbour is "aço vs acs". 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 #70,040 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.