# key vs ku

> German confusable word pair

## The two words

### key
*noun · IPA [kiː] · frequency rank #8,577*
Schlüssel

### ku
*pronoun · IPA […] · frequency rank #17,061*
wo

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