challenging
adjective
1 challenging
Requiring full use of your abilities or resources:
— Performed the most challenging task without a mistake.
synonym: ambitious.
Polish: ambitny
2 challenging
Stimulating interest or thought:
— A challenging hypothesis.
synonym: thought-provoking.
3 challenging
Disturbingly provocative.
synonym: intriguing.
Moby thesaurus: alluring, arrogant, audacious, bold, brash, brassy, brazen, bumptious, cheeky, cocky, contemptuous, daring, defiant, defying, derisive, disdainful, disregardful, encouraging, energizing, exciting ... show more.
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