# foundation vs foundational

> English confusable word pair

## The two words

### foundation
*noun · IPA /faʊnˈdeɪʃən/ · frequency rank #1,635*
The act of founding, fixing, establishing, or beginning to erect.

### foundational
*adjective · IPA /faʊnˈdeɪ.ʃə.nəl/ · frequency rank #26,799*
Of or relating to a foundation or foundations.

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