HinKhoj Dictionary

Conundrum (समस्या/ पहेली) - mystery, riddle, enigma, problem
Stolid (भावहीन) - apathetic, unemotional, impassive
Dilatory (सुस्त) - slow, sluggish, unhurried
Antipathy (शत्रुता) - hostility, hatred, animosity
Dogmatic (कट्टर) - doctrinaire, opinionated