# base vs based

> English confusable word pair

## The two words

### base
*noun · IPA /beɪs/ · frequency rank #942*
Something from which other things extend; a foundation.

### based
*adjective · IPA /beɪst/ · frequency rank #285*
Founded on; having a basis; often used in combining forms.

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