# goof vs goop

> English confusable word pair

## The two words

### goof
*noun · IPA /ɡuːf/ · frequency rank #29,294*
A mistake or error.

### goop
*noun · IPA /ɡuːp/ · frequency rank #46,488*
A thick, slimy substance; goo.

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