# thorough vs through

> English confusable word pair

## The two words

### thorough
*adjective · IPA /ˈθʌɹə/ · frequency rank #7,512*
Painstaking and careful not to miss or omit any detail.

### through
*preposition · IPA /θɹuː/ · frequency rank #139*
From one side or end of (something) to the other.

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