# XO vs XP

> English confusable word pair

## The two words

### XO
*noun · frequency rank #24,641*
Alternative letter-case form of xo (“hugs and kisses”).

### XP
*noun · frequency rank #11,823*
Initialism of extreme programming.

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