- difficult
- adj1. hard, laborious, arduous, strenuous, rough, Sl. hell of a; toilsome, wearisome, troublesome, bothersome, irksome; tough, Herculean, Augean, demanding, formidable; trying, uphill, exhausting, painful; burdensome, oppressive, onerous, hampering.2. hard to understand, abstruse, recondite, abstract, profound, obscure; complex, intricate, puzzling, perplexing, complicated, involved, inexplicable, knotty, thorny, ticklish; pathless, trackless, labyrinthine.3. hard to manage, intractable, unmanageable, perverse, refractory; obdurate, obstinate, stubborn, Inf. cussed, flinty, stony; unaccommodating, uncompliant, unyielding, uncompromising, inflexible, rigid.4. hard to satisfy, fastidious, perfectionist, fussy, critical, hypercritical, difficile; finical, finicky, particular, squeamish.5. disadvantageous, unfavorable, inconvenient, ill-timed.6. hard-pressed, hard up, pinched, straitened
A Note on the Style of the synonym finder. 2014.