# AGL vs als

> English confusable word pair

## The two words

### AGL
*phrase · frequency rank #46,290*
Initialism of above ground level: designating a measured distance from the ground to a higher level, i.e. altitude.

### als
*adverb · frequency rank #17,755*
Obsolete form of also.

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