Which to use
“acha” and “alda” are a confusable Portuguese pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #547
- “acha” frequency rank
- #30,810
- “alda” frequency rank
- 31357
- confusion score
Side-by-Side Comparison
| Feature | acha | alda |
|---|---|---|
| Definition | cavaca | vaga, onda marinha |
Where the eye mixes acha and alda
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.
Why the eye confuses acha with alda
A purely visual mix-up. acha (/ˈa.ʃɐ/) and alda (/ˈal.da/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 31357, 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/. alda is at rank #30,810, tagged as anoun, pronounced /ˈal.da/.
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 31357, this pair ranks #36,762 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of acha vs alda
Shared letters: a. Private to "acha": ch. Private to "alda": dl.
"acha" · 4 letters · shape VCCV · "alda" · 4 letters · shape VCCV
Known mistypes of this pair
Frequently Asked Questions
Is swapping "acha" for "alda" ever safe?
Which is more common, "acha" or "alda"?
After this comparison
Eye-level mix-up between "acha" and "alda" 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 "alda" - compare definitions side by side with the headword page. Word entry
- This pair ranks #36,762 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
- "acha" and "alda" also get mixed up with nearby pairs, the highest-scored neighbour is "alda vs audaz". 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 #36,762 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.