balcãovsbiliãoConfusable pair

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

Which to use

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

#11,011
“balcão” frequency rank
#44,716
“bilião” frequency rank
55727
confusion score

Side-by-Side Comparison

Feature balcão bilião
Definition mostrador de estabelecimento comercial milhão de milhões (10¹² = 1.000.000.000.000)

Where the eye mixes balcão and bilião

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. balcão (CVCCVV) and bilião (CVCVVV) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

6 ch
balcão
6 ch
bilião

Why the eye confuses balcão with bilião

These two trip readers on the page rather than in the ear: balcão is /baɫ.ˈkɐ̃w̃/ while bilião is /bi.ˈljɐ̃w̃/. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (noun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 55727, derived from the frequency rank of both members and their visual similarity.

balcão is recorded at frequency rank #11,011, classified as anoun, pronounced /baɫ.ˈkɐ̃w̃/. bilião is at rank #44,716, tagged as anadj, pronounced /bi.ˈljɐ̃w̃/.

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 55727, this pair ranks #10,424 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of balcão vs bilião

Shared letters: bloã. Private to "balcão": ac. Private to "bilião": i.

"balcão" · 6 letters · shape CVCCVV  ·  "bilião" · 6 letters · shape CVCVVV

Frequently Asked Questions

Is swapping "balcão" for "bilião" ever safe?
No - they are not even the same part of speech. "balcão" is a noun and "bilião" an adjective, so a sentence built for one is usually ungrammatical with the other.
In ordinary Portuguese text, does "balcão" or "bilião" show up more?
"balcão" is the more common of the two: it sits at frequency rank #11,011 in our Portuguese list, against #44,716 for "bilião". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

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

  • Full dictionary entry for "balcão" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "bilião" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #10,424 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "balcão" and "bilião" also get mixed up with nearby pairs, the highest-scored neighbour is "bilião vs biliar". Nearby pair

Confusion rank #10,424 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