# adding vs addon

> English confusable word pair

## The two words

### adding
*verb · IPA /ˈæ.dɪŋ/ · frequency rank #2,140*
present participle and gerund of add

### addon
*noun · frequency rank #45,188*
Alternative form of add-on.

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