# F1 vs FSJ

> German confusable word pair

## The two words

### F1
*abbrev · frequency rank #16,142*
Formel 1

### FSJ
*noun · IPA [ɛfʔɛsˈjɔt] · frequency rank #32,537*
Freiwilliges Soziales Jahr / freiwilliges soziales Jahr

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/de/vs/f1-vs-fsj