# ein vs em

> Spanish confusable word pair

## The two words

### ein
*num · IPA [aɪ̯n] · frequency rank #36,010*
Un uno.

### em
*preposition · IPA [ĩ] · frequency rank #7,152*
En.

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