bevsbuWhich spelling fits?

Quick tell: be is a noun, bu is an intj, so they fill different roles in a sentence.

Which to use

“be” is a noun and “bu” is an intj - they look or sound alike but fill different roles in a sentence.

#4,769
“be” frequency rank
#16,776
“bu” frequency rank
21545
confusion score

Side-by-Side Comparison

Feature be bu
Definition Nombre de la letra b. Se usa para asustar a alguien.

Where the eye mixes be and bu

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.

2 ch
be
2 ch
bu

Visual trap between be and bu

These two trip readers on the page rather than in the ear: be is [ˈbe] while bu is [ˈbu]. Spoken aloud the problem disappears. In writing it persists, because they differ by a single letter - e in “be” becomes u in “bu”, and the parts of speech differ too (noun vs intj), which is usually the fastest check. Our composite confusion score for this pair is 21545, derived from the frequency rank of both members and their visual similarity.

be is recorded at frequency rank #4,769, classified as anoun, pronounced [ˈbe]. bu is at rank #16,776, tagged as anintj, pronounced [ˈbu].

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 21545, this pair ranks #254,451 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of be vs bu

Shared letters: b. Private to "be": e. Private to "bu": u.

"be" · 2 letters · shape CV  ·  "bu" · 2 letters · shape CV

Frequently Asked Questions

Can "be" and "bu" be used interchangeably?
No - they are not even the same part of speech. "be" is a noun and "bu" an intj, so a sentence built for one is usually ungrammatical with the other.
In ordinary Spanish text, does "be" or "bu" show up more?
"be" is the more common of the two: it sits at frequency rank #4,769 in our Spanish list, against #16,776 for "bu". 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 "be" and "bu" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "be" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "bu" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #254,451 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "be" and "bu" also get mixed up with nearby pairs, the highest-scored neighbour is "bu vs butt". Nearby pair

Confusion rank #254,451 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list