# oo vs oy

> English confusable word pair

## The two words

### oo
*noun · frequency rank #13,572*
(Ω, ω) The Greek letter omega.

### oy
*intj · IPA /ɔɪ/ · frequency rank #25,159*
An exclamation typically expressing mild frustration or expressing feelings of uncertainty or concern.

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