The audacious firefighter saved the two people in the burning building.
He was an audacious explorer.
He was audacious in his pursuit of the movie star.
The audacious explorer decided to summit the treacherous mountain peak alone, despite the warnings of dangerous weather conditions.
She had the audacious idea to start her own business with nothing but a vision and determination.
The audacious young man decided to climb the tallest mountain in the region with no prior experience.
Audaciousness is the abstract noun form for the adjective audacious.
The man replied rather AUDACIOUSLY. :D
The audacious cat climbed to the very top of the tree to chase a bird.
Brazen
Unrattled.....
brazen
Audacious means Extremely bold, courageous, dauntless. Foreg : Bear Grylls of Man vs wild is an audacious explorer. another meaning is aboriginal or extremely original . Foreg : Waney's family in Batman series had an audacious vision of the bright future of Gotham City .