# theories

> English word · Noun · IPA /ˈθɪəɹiz/ · frequency rank #4,989

## Definitions
1. plural of theory

## Easily confused with
- **theres** (https://plainspell.com/en/vs/theories-vs-theres)
- **Tories** (https://plainspell.com/en/vs/theories-vs-tories)
- **theorist** (https://plainspell.com/en/vs/theories-vs-theorist)
- **theorem** (https://plainspell.com/en/vs/theorem-vs-theories)

## Common misspellings (11)
`hteories`, `tehories`, `theoires`, `theoreis`, `theoriess`, `theorise`, `theorries`, `theroies`, `thheories`, `thoeries`, `ttheories`

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