# Theo vs theta

> English confusable word pair

## The two words

### Theo
*name · IPA /ˈθiːəʊ/ · frequency rank #11,987*
A male given name from Ancient Greek and nickname.

### theta
*noun · IPA /ˈθiːtə/ · frequency rank #23,699*
The eighth letter of the Modern Greek alphabet, ninth in Old Greek: Θ, θ.

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