adjective
desiring success
Synonyms: aggressive, anxious, ardent, aspiring, avid, ball of fire, bent upon, climbing, come on, come on strong, designing, desirous, determined, driving, eager, eager beaver, earnest, energetic, enterprising, enthusiastic, fireball, get up and go, goal-oriented, go-getter, hard ball, high-reaching, hopeful, hungry, industrious, inspired, intent, longing, power-loving, purposeful, pushing, pushy, resourceful, self-starting, sharp, soaring, striving, thirsty, vaulting, zealous
Antonyms: content, fulfilled, satisfied, unassuming
adjective
requiring great effort, ability
Synonyms: arduous, bold, challenging, demanding, difficult, elaborate, energetic, exacting, formidable, grandiose, hard, impressive, industrious, lofty, pretentious, severe, strenuous, visionary
Antonyms: easy, facile