# Epo vs epoch

> English confusable word pair

## The two words

### Epo
*noun · frequency rank #47,607*
Initialism of erythropoietin.

### epoch
*noun · IPA /ˈiːpɒk/ · frequency rank #22,662*
A particular period of history, or of a person's life, especially one considered noteworthy or remarkable.

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