# addon

> English word · Noun · frequency rank #45,188

## Definitions
1. Alternative form of add-on.

## Etymology
Deverbal from add on.

## Easily confused with
- **ado** (https://plainspell.com/en/vs/addon-vs-ado)
- **adds** (https://plainspell.com/en/vs/addon-vs-adds)
- **Avon** (https://plainspell.com/en/vs/addon-vs-avon)
- **anon** (https://plainspell.com/en/vs/addon-vs-anon)
- **Aldo** (https://plainspell.com/en/vs/addon-vs-aldo)
- **Aden** (https://plainspell.com/en/vs/addon-vs-aden)
- **Aron** (https://plainspell.com/en/vs/addon-vs-aron)
- **addy** (https://plainspell.com/en/vs/addon-vs-addy)
- **axon** (https://plainspell.com/en/vs/addon-vs-axon)
- **Alon** (https://plainspell.com/en/vs/addon-vs-alon)
- **aeon** (https://plainspell.com/en/vs/addon-vs-aeon)
- **Ando** (https://plainspell.com/en/vs/addon-vs-ando)
- **admin** (https://plainspell.com/en/vs/addon-vs-admin)
- **Aston** (https://plainspell.com/en/vs/addon-vs-aston)
- **Anton** (https://plainspell.com/en/vs/addon-vs-anton)
- **arson** (https://plainspell.com/en/vs/addon-vs-arson)
- **apron** (https://plainspell.com/en/vs/addon-vs-apron)
- **Akron** (https://plainspell.com/en/vs/addon-vs-akron)
- **Aidan** (https://plainspell.com/en/vs/addon-vs-aidan)
- **Alton** (https://plainspell.com/en/vs/addon-vs-alton)

## Common misspellings (5)
`addno`, `addonn`, `adodn`, `adon`, `dadon`

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