# add vs as

> English confusable word pair

## The two words

### add
*verb · IPA /æd/ · frequency rank #840*
To join or unite (e.g. one thing to another, or as several particulars) so as to increase the number, augment the quantity, or enlarge the magnitude, or so as to form into one aggregate.

### as
*adverb · IPA /əz/ · frequency rank #18*
To such an extent or degree; to the same extent or degree.

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