# bladder vs boarder

> English confusable word pair

## The two words

### bladder
*noun · IPA /ˈblædə/ · frequency rank #12,551*
A flexible sac that can expand and contract and that holds liquids or gases.

### boarder
*noun · IPA /ˈbɔədə/ · frequency rank #40,152*
A pupil who lives at school during term time.

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