# XO vs XYZ

> English confusable word pair

## The two words

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

### XYZ
*noun · IPA /ˌɛks.waɪˈzɛd/ · frequency rank #34,754*
The color space of the tristimulus values X, Y, and Z.

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