balãovsbocãoWhat's the difference?

Quick tell: balão is a noun, bocão is an adjective, so they fill different roles in a sentence.

Which to use

“balão” is a noun and “bocão” is an adjective - they look or sound alike but fill different roles in a sentence.

#7,601
“balão” frequency rank
#40,450
“bocão” frequency rank
48051
confusion score

Side-by-Side Comparison

Feature balão bocão
Definition recipiente de forma oval que, cheio de um fluido mais leve que o ar, flutua sem auxílio de um sistema de propulsão que fala mais da conta, linguarudo

Letter map: balão vs bocão

Shared letters muted; letters that set balão and bocão apart highlighted. Shared run: 3. balão and bocão follow the identical consonant-vowel pattern (CVCVV). Same shape at a glance is often the real trap, independent of shared letters.

5 ch
balão
5 ch
bocão

Part-of-speech tell for balão / bocão

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: balão is anoun and bocãoanadjective. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 48051, derived from the frequency rank of both members and their visual similarity.

balão is recorded at frequency rank #7,601, classified as anoun. bocão is at rank #40,450, tagged as anadj, pronounced /bo.'koŋ/.

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 48051, this pair ranks #17,164 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of balão vs bocão

Shared letters: boã. Private to "balão": al. Private to "bocão": c.

"balão" · 5 letters · shape CVCVV  ·  "bocão" · 5 letters · shape CVCVV

Frequently Asked Questions

Do "balão" and "bocão" mean the same thing in a sentence?
No - they are not even the same part of speech. "balão" is a noun and "bocão" an adjective, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "balão" or "bocão"?
"balão" is the more common of the two: it sits at frequency rank #7,601 in our Portuguese list, against #40,450 for "bocão". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Pair "balão" vs "bocão" is on the table, pick a follow-up below.

  • Full dictionary entry for "balão" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "bocão" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #17,164 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "balão" and "bocão" also get mixed up with nearby pairs, the highest-scored neighbour is "bocão vs borrão". Nearby pair

Confusion rank #17,164 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