# HIIT vs HRT

> English confusable word pair

## The two words

### HIIT
*noun · IPA /hɪt/ · frequency rank #49,977*
Initialism of high-intensity interval training, a form of exercise based on short bursts of intense effort, such as sprinting.

### HRT
*noun · frequency rank #37,031*
Initialism of hormone replacement therapy.

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