Audacious

au·da·cious
   [aw-dey-shuhs] Show IPA
adjective
1.
extremely bold or daring; recklessly brave; fearless: an audacious explorer.
2.
extremely original; without restriction to prior ideas; highly inventive: an audacious vision of the city's bright future.
3.
recklessly bold in defiance of convention, propriety, law, or the like; insolent; brazen.
4.
lively; unrestrained; uninhibited: an audacious interpretation of her role.