# Rios vs Rost

> German confusable word pair

## The two words

### Rios
*noun · IPA [ˈʁiːoːs] · frequency rank #46,946*
Nominativ Plural des Substantivs Rio

### Rost
*noun · IPA [ʁɔst] · frequency rank #14,913*
rötlich braunes Produkt der Korrosion von Eisen

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