# affix

> English word · Noun · IPA /ˈæf.ɪks/ · frequency rank #45,191

## Definitions
1. A bound morpheme added to a word’s stem, such as a prefix or suffix.
2. That which is affixed; an appendage.
3. The complex number a+bi associated with the point in the Gauss plane with coordinates (a,b).
4. Any small feature, as a figure, a flower, or the like, added for ornament to a vessel or other utensil, to an architectural feature.

## Etymology
Borrowed from Latin affixus, perfect passive participle of affigere (from ad- + figere). By surface analysis, a(f)- + fix.

## Easily confused with
- **Alfie** (https://plainspell.com/en/vs/affix-vs-alfie)
- **aff** (https://plainspell.com/en/vs/aff-vs-affix)
- **affair** (https://plainspell.com/en/vs/affair-vs-affix)
- **affirm** (https://plainspell.com/en/vs/affirm-vs-affix)

## Common misspellings (5)
`affixx`, `affxi`, `afifx`, `afix`, `fafix`

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