# App vs AZ

> English confusable word pair

## The two words

### App
*name · frequency rank #1,445*
A surname from German.

### AZ
*name · frequency rank #11,504*
Abbreviation of Arizona: a state of the United States.

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