# Rad vs RKI

> German confusable word pair

## The two words

### Rad
*noun · IPA [ʁaːt] · frequency rank #3,146*
rundes Bauteil, das um seine Achse rotiert

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

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