'arduous backbreaking back-breaking grueling gruelling hard heavy laborious labourious punishing slavish strenuous toilsome' definitions:
Definition of 'arduous backbreaking back-breaking grueling gruelling hard heavy laborious labourious punishing slavish strenuous toilsome'
From: GCIDE
- effortful \effortful\ adj.
- 1. requiring great physical effort. Opposite of effortless. [Narrower terms: {arduous, backbreaking, back-breaking, grueling, gruelling, hard, heavy, laborious, labourious, punishing, slavish, strenuous, toilsome}; {exhausting, tiring, wearing, wearying}] Also See: difficult, hard. [WordNet 1.5]