# RKI vs RZ

> German confusable word pair

## The two words

### RKI
*abbrev · IPA [ɛʁkaːˈʔiː] · frequency rank #43,448*
Robert Koch-Institut

### RZ
*abbrev · frequency rank #19,026*
Ratenzahlung

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-09-02.
Canonical page: https://plainspell.com/de/vs/rki-vs-rz