# OCC vs opp

> English confusable word pair

## The two words

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

### opp
*preposition · IPA /ɒp/ · frequency rank #35,442*
Abbreviation of opposite.

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