Which to use
“baião” is a noun and “bilião” is an adjective - they look or sound alike but fill different roles in a sentence.
- #30,438
- “baião” frequency rank
- #44,716
- “bilião” frequency rank
- 75154
- confusion score
Side-by-Side Comparison
| Feature | baião | bilião |
|---|---|---|
| Definition | tabua-larga (Typha latifolia) | milhão de milhões (10¹² = 1.000.000.000.000) |
Where the eye mixes baião and bilião
Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. baião runs 5 letters (CVVVV) against bilião's 6 (CVCVVV) - the length gap alone is often enough to separate them once you know to check it.
Visual trap between baião and bilião
These two trip readers on the page rather than in the ear: baião is /baj.'oŋ/ while bilião is /bi.ˈljɐ̃w̃/. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (noun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 75154, derived from the frequency rank of both members and their visual similarity.
baião is recorded at frequency rank #30,438, classified as anoun, pronounced /baj.'oŋ/. 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 75154, this pair ranks #2,362 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.
Orthographic DNA of baião vs bilião
Shared letters: bioã. Private to "baião": a. Private to "bilião": l.
"baião" · 5 letters · shape CVVVV · "bilião" · 6 letters · shape CVCVVV
Frequently Asked Questions
Can "baião" and "bilião" be used interchangeably?
In ordinary Portuguese text, does "baião" or "bilião" show up more?
What to do next
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "baião" 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 #2,362 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
- "baião" and "bilião" also get mixed up with nearby pairs, the highest-scored neighbour is "bilião vs biliar". Nearby pair
Confusion rank #2,362 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.