AAA vs ao, What's the Difference?

Which to use

“AAA” is an adjective and “ao” is a contraction - they look or sound alike but fill different roles in a sentence.

#24,205
“AAA” frequency rank: #27
“ao” frequency rank: 24232
confusion score

Side-by-Side Comparison

Feature	AAA	ao
Definition	que é produzido com bastante recurso técnico, apresenta muito refinamento e é considerado categoricamente como de alta e maior qualidade	contração da preposição a com o artigo definido o

Letter map: AAA vs ao

Shared letters muted; letters that set AAA and ao apart highlighted. Shared run: 1.

3 ch

AAA

2 ch

Grammar separator: AAA vs ao

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: AAA is anadjective and aoacontraction. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 24232, derived from the frequency rank of both members and their visual similarity.

AAA is recorded at frequency rank #24,205, classified as anadj. ao is at rank #27, tagged as acontraction, pronounced /aw/.

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 24232, this pair ranks #45,437 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of AAA vs ao

Shared letters: a. Private to "AAA": -. Private to "ao": o.

"AAA" · 3 letters · shape VVV · "ao" · 2 letters · shape VV

Frequently Asked Questions

Is swapping "AAA" for "ao" ever safe?

No - they are not even the same part of speech. "AAA" is an adjective and "ao" a contraction, so a sentence built for one is usually ungrammatical with the other.

In ordinary Portuguese text, does "AAA" or "ao" show up more?

"ao" is the more common of the two: it sits at frequency rank #27 in our Portuguese list, against #24,205 for "AAA". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

Pair "AAA" vs "ao" is on the table, pick a follow-up below.

Full dictionary entry for "AAA" with definition, IPA, and generated misspellings. Word entry
Full dictionary entry for "ao" - compare definitions side by side with the headword page. Word entry
This pair ranks #45,437 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
"AAA" and "ao" also get mixed up with nearby pairs, the highest-scored neighbour is "AAA vs acs". Nearby pair

Confusion rank #45,437 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.