Lexipedia - Where words have meaning

adj. extremely difficult; requiring the strength of a Hercules; "a herculean task"

adj. displaying superhuman strength or power; "herculean exertions"

adj. requiring full use of your abilities or resources; "ambitious schedule"; "performed the most challenging task without a mistake"

baffling, knotty, problematic, problematical

adj. making great mental demands; hard to comprehend or solve or believe; "a baffling problem"; "I faced the knotty problem of what to have for breakfast"; "a problematic situation at home"

tricky, catchy

adj. having concealed difficulty; "a catchy question"; "a tricky recipe to follow"

thorny, delicate, ticklish

adj. difficult to handle; requiring great tact; "delicate negotiations with the big powers";"hesitates to be explicit on so ticklish a matter"; "a touchy subject"

trying, serious, distressful

adj. causing vexation or worry: "trying times"; "serious problems"

formidable, tall

adj. impressively difficult; "a tall order"

troublesome, unruly, fractious

adj. hard to manage; inclined to make trouble: "a difficult child"

hard-fought

adj. requiring great effort; "a hard-fought primary"

hellish

adj. very unpleasant; "hellish weather"; "stop that god-awful racket"

nasty

adj. exasperatingly difficult to handle or circumvent; "a nasty problem"; "a good man to have on your side in a tight situation"

rough, tough, rocky

adj. full of hardship or trials; "the rocky road to success"; "they were having a rough time"

vexed

adj. causing difficulty in finding an answer or solution; much disputed; "the vexed issue of priorities"; "we live in vexed and troubled times"

divine, godlike

adj. appropriate to or befitting a god; "the divine strength of Achilles"; "a man of godlike sagacity"; "man must play God for he has acquired certain godlike powers"-R.H.Roveref

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