difficile - Wordage.info - Free Thesaurus Tool for Word Discovery - Expanded Thesaurus, Reverse Dictionary Lookup

arduous collapse: difficult to accomplish; demanding considerable mental effort and skill; "the arduous work of preparing a dictionary"; characterized by toilsome effort to the point of exhaustion; especially physical effort; "worked their arduous way up the mining valley"; "a grueling campaign"; "hard labor"; "heavy work"; "heavy going"; "spent many laborious hours on the project"; "set a punishing pace"; taxing to the utmost; testing powers of endurance; "his final, straining burst of speed"; "a strenuous task"; "your willingness after these six arduous days to remain here"- F.D.Roosevelt

thorny collapse: bristling with perplexities; "the thorny question of states' rights"

Herculean collapse: extremely difficult; requiring the strength of a Hercules; "a herculean task"; displaying superhuman strength or power; "herculean exertions"

abstruse collapse: difficult to penetrate; incomprehensible to one of ordinary understanding or knowledge; "the professor's lectures were so abstruse that students tended to avoid them"; "a deep metaphysical theory"; "some recondite problem in historiography"

demanding collapse: requiring more than usually expected or thought due; especially great patience and effort and skill; "found the job very demanding"; "a baby can be so demanding"

formidable collapse: inspiring fear; "the formidable prospect of major surgery"; "a tougher and more redoubtable adversary than the heel-clicking, jackbooted fanatic"- G.H.Johnston; "something unnerving and prisonlike about high grey wall"; extremely impressive in strength or excellence; "a formidable opponent"; "the challenge was formidable"; "had a formidable array of compositions to his credit"; "the formidable army of brains at the Prime Minister's disposal"

difficult collapse: not easy; requiring great physical or mental effort to accomplish or comprehend or endure; "a difficult task"; "nesting places on the cliffs are difficult of access"; "difficult times"; "a difficult child"; "found himself in a difficult situation"; "why is it so hard for you to keep a secret?"; requiring much effort and trouble; "the mountain climb was long, steep, and difficult"

hairy collapse: hazardous and frightening; "hairy moments in the mountains"; having or covered with hair; "Jacob was a hairy man"; "a hairy caterpillar"

intricate collapse: having many complexly arranged elements; elaborate; "intricate lacework"

uphill collapse: the upward slope of a hill; upward on a hill or incline; "this street lay uphill"; against difficulties; "she was talking uphill"

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