# FM vs fu

> English confusable word pair

## The two words

### FM
*noun · frequency rank #6,908*
Initialism of frequency modulation; radio programming that is broadcast in this form.

### fu
*intj · frequency rank #8,543*
Initialism of fuck you.

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