Synonyms of ambitious

1 Syllable
sharp, grand
2 Syllables
earnest, driving, avid, thirsting, pushier, hungry, would-be, pushful, pushy, striving, upstream, grandest, pushing, hard-won, ardent, zealous, wishful, grander, thirsty, longing, intent, climbing, gumptious, soaring, driven, anxious, vaulting, eager
3 Syllables
hopeful, desirous, go-getter, demanding, fireball, industrious, backbreaker, aspiring, utopian, difficult, go-ahead, self-starting, wannabe, high-reaching, magnific, warmblooded, inspired, grandiose, designing
4 Syllables
resourceful, up-and-coming, visionary, enthusiastic, purposeful, aggressive, difficile, pie-in-the-sky, power-loving, determined, goal-oriented, energetic, enterprising
5 Syllables
competitive, monomaniacal, high-falutin', entrepreneurial