# spud vs su

> English confusable word pair

## The two words

### spud
*noun · IPA /spʌd/ · frequency rank #42,419*
A potato.

### su
*noun · frequency rank #8,094*
Alternative form of xu (“former Vietnamese currency”).

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