# blu vs by

> Spanish confusable word pair

## The two words

### blu
*adjective · IPA /ˈblu/ · frequency rank #20,908*
Azul.

### by
*preposition · IPA [bɛi] · frequency rank #2,381*
A, en.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/es/vs/blu-vs-by