# cos vs CPU

> German confusable word pair

## The two words

### cos
*abbrev · frequency rank #29,065*
Kosinus

### CPU
*noun · IPA [t͡seːpeːˈʔuː] · frequency rank #11,404*
Hauptprozessor in einem Computer

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