# bir vs bo

> Spanish confusable word pair

## The two words

### bir
*num · IPA [bir] · frequency rank #48,247*
Uno, un.

### bo
*intj · IPA [ˈbo] · frequency rank #7,671*
Para llamar, expresar admiración, sorpresa y de uso completivo variado.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-09-03.
Canonical page: https://plainspell.com/es/vs/bir-vs-bo