# theories vs theorist

> English confusable word pair

## The two words

### theories
*noun · IPA /ˈθɪəɹiz/ · frequency rank #4,989*
plural of theory

### theorist
*noun · IPA /ˈθɪəɹɪst/ · frequency rank #23,698*
Someone who constructs theories, especially in the arts or sciences.

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