# BTW vs bum

> English confusable word pair

## The two words

### BTW
*prep_phrase · frequency rank #6,443*
Initialism of by the way.

### bum
*noun · IPA /bʌm/ · frequency rank #10,339*
The buttocks.

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