bu
[ˈbu]
The verdict
“bu” sits in 20 confusable pairs (corpus #16,776) as an interjection. The look-alike neighbours are the real trap.
- #16,776
- frequency rank, Spanish
- 2,459
- “B” headwords
- 20
- confusable pairs
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Se usa para asustar a alguien.
Corpus desk
Index ES-bu · bu · Spanish
bu · rank #16,776 · 0 variants · 20 confusables
- FREQ-MID #16,776
- LEN-SHORT 2 letters
- VOW-1 1 vowel
- CONFUS-HIGH 20 pairs
- VAR-0 0 variants
- BOOK-MID 2,459
- PHOTO-FINISH brutos
Nearest frequency peer: brutos (-1 rank slots)
Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.
Vecinos de frecuencia del confusable “bu”
Pares de peso similar en el corpus, aparte de los confusables abajo
- brujería
brujería
83,227 corpus weight
- brutos
brutos
83,226 corpus weight
- bu
bu
83,225 corpus weight
- buenísima
buenísima
83,224 corpus weight
- cancela
cancela
83,222 corpus weight
- capacitado
capacitado
83,221 corpus weight
What this shows Las barras sitúan “bu” frente a los lemas españoles más cercanos por rango, no un reprint del escritorio de confusables.
Visual similarity to commonly confused words
How many letter changes separate each confused pair (Levenshtein distance, normalized).
Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).
| Property | Value |
|---|---|
| Headword | bu |
| Language | Spanish |
| Part of speech | Interjection |
| IPA | [ˈbu] |
| Letters | 2 |
| Frequency rank | #16,776 |
| Misspellings tracked | 0 |
| Confusable pairs | 20 |
| Source | Wiktionary (kaikki.org) |
Rango de corpus junto a confusables de “bu”
Easy to mix with look-alikes
The spelling risk for bu is neighbouring look-alikes ("by", "bus", …), not just typos; it is aninterjection pronounced [ˈbu]. Frequency #16,776 among 2,459 “B” headwords. Gloss: "Se usa para asustar a alguien.".
We couldn't generate a plausible misspelling set for bu, typically a sign the spelling maps closely to how the word sounds. It also participates in 20 confusable-pair relationships, "by", "bus", "bue", and more, where similar look or sound leads writers to substitute one word for another in context.
Wiktionary doesn't record an etymology for this headword, so any spelling logic here comes from how the word's sounds map to letters, not a documented origin story. The correct Spanish form is bu, spelled B-U.
Definition
- 1Se usa para asustar a alguien.
Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 Spanish corpus, MIT). See the methodology for how each field is sourced and updated.