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

athletic collapse: having a sturdy and well proportioned body; "an athletic build"; relating to or befitting athletics or athletes; "athletic facilities"

exhausting collapse: producing exhaustion; "an exhausting march"; "the visit was especially wearing"

slavish collapse: abjectly submissive; characteristic of a slave or servant; "slavish devotion to her job ruled her life"; "a slavish yes-man to the party bosses"- S.H.Adams; "she has become submissive and subservient"; blindly imitative; "a slavish copy of the original"

kinetic collapse: characterized by motion; "modern dance has been called kinetic pantomime"; relating to the motion of material bodies and the forces associated therewith; "kinetic energy"

crushing collapse: physically or spiritually devastating; often used in combination; "a crushing blow"; "a crushing rejection"; "bone-crushing"

punishing collapse: resulting in punishment; "the king imposed a punishing tax"

vibrant collapse: of colors that are bright and striking; of sounds that are strong and resonating; "the men's vibrant voices"; vigorous and animated; "a vibrant group that challenged the system"; "a charming and vivacious hostess"; "a vivacious folk dance"

burdensome collapse: not easily borne; wearing; "the burdensome task of preparing the income tax return"; "my duties weren't onerous; I only had to greet the guests"; "a taxing schedule"

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"

enterprising collapse: marked by imagination, initiative, and readiness to undertake new projects; "an enterprising foreign policy"; "an enterprising young man likely to go far"

indefatigable collapse: showing sustained enthusiastic action with unflagging vitality; "an indefatigable advocate of equal rights"; "a tireless worker"; "unflagging pursuit of excellence"

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

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