# alder vs alter

> English confusable word pair

## The two words

### alder
*noun · IPA /ˈɔːldə/ · frequency rank #29,902*
Any of several trees or shrubs of the genus Alnus, belonging to the birch family.

### alter
*verb · IPA /ˈɒl.tə/ · frequency rank #6,540*
To change the form or structure of.

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