# OCC vs OEM

> English confusable word pair

## The two words

### OCC
*name · frequency rank #43,291*
Initialism of Office of the Comptroller of the Currency.

### OEM
*noun · frequency rank #19,403*
A company that produces parts to be sold under another company's brand.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-09-03.
Canonical page: https://plainspell.com/en/vs/occ-vs-oem