# OECD vs OPEC

> English confusable word pair

## The two words

### OECD
*name · frequency rank #16,288*
Initialism of Organisation for Economic Co-operation and Development.

### OPEC
*name · IPA /ˈəʊpɛk/ · frequency rank #23,928*
Acronym of Organization of Petroleum Exporting Countries.

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