# codex vs coed

> English confusable word pair

## The two words

### codex
*noun · IPA /ˈkəʊdɛks/ · frequency rank #22,932*
An early manuscript book.

### coed
*adjective · frequency rank #32,735*
Alternative form of co-ed.

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