baivsbuéWhich spelling fits?

Quick tell: bai is a preposition, bué is an adverb, so they fill different roles in a sentence.

Which to use

“bai” is a preposition and “bué” is an adverb - they look or sound alike but fill different roles in a sentence.

#27,371
“bai” frequency rank
#48,801
“bué” frequency rank
76172
confusion score

Side-by-Side Comparison

Feature bai bué
Definition de acordo com; conforme muito

Letter map: bai vs bué

Shared letters muted; letters that set bai and bué apart highlighted. Shared run: 1. bai and bué follow the identical consonant-vowel pattern (CVV). Same shape at a glance is often the real trap, independent of shared letters.

3 ch
bai
3 ch
bué

Grammar separator: bai vs bué

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: bai is apreposition and buéanadverb. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 76172, derived from the frequency rank of both members and their visual similarity.

bai is recorded at frequency rank #27,371, classified as aprep, pronounced /ba.ˈi/. bué is at rank #48,801, tagged as anadv.

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 76172, this pair ranks #2,148 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of bai vs bué

Shared letters: b. Private to "bai": ai. Private to "bué": ué.

"bai" · 3 letters · shape CVV  ·  "bué" · 3 letters · shape CVV

Frequently Asked Questions

Can "bai" and "bué" be used interchangeably?
No - they are not even the same part of speech. "bai" is a preposition and "bué" an adverb, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "bai" or "bué"?
"bai" is the more common of the two: it sits at frequency rank #27,371 in our Portuguese list, against #48,801 for "bué". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Pair "bai" vs "bué" is on the table, pick a follow-up below.

  • Full dictionary entry for "bai" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "bué" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #2,148 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "bai" and "bué" also get mixed up with nearby pairs, the highest-scored neighbour is "bile vs bué". Nearby pair

Confusion rank #2,148 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