# OEM vs OTP

> English confusable word pair

## The two words

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

### OTP
*noun · frequency rank #45,563*
Initialism of one-time pad.

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