Which to use
“balão” is a noun and “blau” is an adjective - they look or sound alike but fill different roles in a sentence.
- #7,601
- “balão” frequency rank
- #39,501
- “blau” frequency rank
- 47102
- confusion score
Side-by-Side Comparison
| Feature | balão | blau |
|---|---|---|
| Definition | recipiente de forma oval que, cheio de um fluido mais leve que o ar, flutua sem auxílio de um sistema de propulsão | azul |
Letter map: balão vs blau
Shared letters muted; letters that set balão and blau apart highlighted. Shared run: 2. balão runs 5 letters (CVCVV) against blau's 4 (CCVV) - the length gap alone is often enough to separate them once you know to check it.
Role in the sentence - balão and blau
Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: balão is anoun and blauanadjective. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 47102, derived from the frequency rank of both members and their visual similarity.
balão is recorded at frequency rank #7,601, classified as anoun. blau is at rank #39,501, tagged as anadj, pronounced /blaʊ̯/ ouvir^(fonte ?).
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 47102, this pair ranks #18,179 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.
Orthographic DNA of balão vs blau
Shared letters: abl. Private to "balão": oã. Private to "blau": u.
"balão" · 5 letters · shape CVCVV · "blau" · 4 letters · shape CCVV
Known mistypes of this pair
- blau ← balu · bblau · bllau · lbau
Frequently Asked Questions
Is swapping "balão" for "blau" ever safe?
In ordinary Portuguese text, does "balão" or "blau" show up more?
Useful next steps
Done with this confusable. These links stay specific to "balão" and "blau".
- Full dictionary entry for "balão" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "blau" - compare definitions side by side with the headword page. Word entry
- This pair ranks #18,179 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
- "balão" and "blau" also get mixed up with nearby pairs, the highest-scored neighbour is "baús vs blau". 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 #18,179 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.