# key vs Koi

> German confusable word pair

## The two words

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

### Koi
*noun · IPA [kɔɪ̯] · frequency rank #46,782*
japanische Zuchtform des Karpfens

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