# gruelling

> English word · Adjective · IPA /ˈɡɹʊə.lɪŋ/ · frequency rank #52,357

## Definitions
1. Very difficult or taxing; exhausting; backbreaking.

## Etymology
From present participle of gruel (“to exhaust, punish”), from gruel (noun).

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