# alt vs AP

> English confusable word pair

## The two words

### alt
*noun · IPA /ɔːlt/ · frequency rank #9,434*
Of a voice or instrument, high pitch; especially, the octave above the top line of the treble stave.

### AP
*adjective · frequency rank #3,600*
Initialism of all-purpose.

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