Gruelling(adjective)
(Extremely tiring and demanding.)
Hindi meaning:थकानेवाला
Synonyms: Exhausting, Tiring, Relentless, Wearying, Enervating, Arduous
Antonyms: Effortless, Comforting, Relaxed, Unforced, Invigorating
Example: In between work and school, the medical student managed a very gruelingschedule.
Trick to remember: Gussa gruelling kar deta hai 
