Advertisement
Advertisement
hard to solve
adjective as in difficult
Strongest matches
Weak matches
- abstract
- abstruse
- baffling
- bewildering
- confounding
- dark
- deep
- enigmatic
- enigmatical
- entangled
- esoteric
- formidable
- hard to explain
- hidden
- inexplicable
- intricate
- involved
- knotty
- labyrinthine
- loose
- meandering
- mysterious
- mystical
- mystifying
- nice
- obscure
- obstinate
- paradoxical
- perplexing
- problematical
- profound
- puzzling
- rambling
- subtle
- tangled
- thorny
- ticklish
- unclear
- unfathomable
- unintelligible
- vexing
Advertisement
From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.
Advertisement
Advertisement
Advertisement
Browse