# RR vs rub

> English confusable word pair

## The two words

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

### rub
*noun · IPA /ɹʌb/ · frequency rank #7,494*
An act of rubbing.

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