aiavsakaWhich spelling fits?

Quick tell: aia is a noun, aka is a verb, so they fill different roles in a sentence.

Which to use

“aia” is a noun and “aka” is a verb - they look or sound alike but fill different roles in a sentence.

#39,961
“aia” frequency rank
#15,975
“aka” frequency rank
55936
confusion score

Side-by-Side Comparison

Feature aia aka
Definition criada para companhia dirigir, guiar (um veículo):

Where the eye mixes aia and aka

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence. aia (VVV) and aka (VCV) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

3 ch
aia
3 ch
aka

Look-alike desk: aia vs aka

These two trip readers on the page rather than in the ear: aia is /ˈaj.ɐ/ while aka is /ˈaː.g̊a/, /ouːg̊/. Spoken aloud the problem disappears. In writing it persists, because they differ by a single letter - i in “aia” becomes k in “aka”, and the parts of speech differ too (noun vs verb), which is usually the fastest check. Our composite confusion score for this pair is 55936, derived from the frequency rank of both members and their visual similarity.

aia is recorded at frequency rank #39,961, classified as anoun, pronounced /ˈaj.ɐ/. aka is at rank #15,975, tagged as averb, pronounced /ˈaː.g̊a/, /ouːg̊/.

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 55936, this pair ranks #10,287 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of aia vs aka

Shared letters: a. Private to "aia": i. Private to "aka": k.

"aia" · 3 letters · shape VVV  ·  "aka" · 3 letters · shape VCV

Frequently Asked Questions

Can "aia" and "aka" be used interchangeably?
No - they are not even the same part of speech. "aia" is a noun and "aka" a verb, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "aia" vs "aka" - which ranks higher?
"aka" is the more common of the two: it sits at frequency rank #15,975 in our Portuguese list, against #39,961 for "aia". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Eye-level mix-up between "aia" and "aka" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "aia" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "aka" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #10,287 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "aia" and "aka" also get mixed up with nearby pairs, the highest-scored neighbour is "acs vs aia". Nearby pair

Confusion rank #10,287 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