# RKI vs RR

> German confusable word pair

## The two words

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

### RR
*character · IPA [r(ə)] · frequency rank #21,043*
25. Buchstabe des modernen albanischen Alphabets (Großschrift)

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