# RR vs Ruhr

> English confusable word pair

## The two words

### RR
*noun · frequency rank #17,232*
Initialism of railroad.

### Ruhr
*name · IPA /ɹʊɚ/ · frequency rank #47,879*
A river in North Rhine-Westphalia, a branch of the river Rhine and its basin.

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