# pen vs pm

> Spanish confusable word pair

## The two words

### pen
*noun · IPA [pɛn] · frequency rank #11,644*
Pluma.

### pm
*noun · IPA [ˈpm] · frequency rank #3,281*
Abreviatura de picómetro.

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