# THT vs to

> English confusable word pair

## The two words

### THT
*noun · frequency rank #42,949*
Initialism of through-hole technology.

### to
*particle · IPA /tuː/ · frequency rank #2*
A particle used for marking the following verb as an infinitive.

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