# XML vs XXX

> English confusable word pair

## The two words

### XML
*name · frequency rank #20,020*
Initialism of Extensible Markup Language, a flexible text format for creating structured computer documents in machine-readable form.

### XXX
*symbol · IPA /ˌʔɛks.ʔɛksˈʔɛks/ · frequency rank #10,799*
Denotes extreme or hardcore pornography.

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