Audacious derives from the Latin word audax, meaning "brave, daring". When declined, this Latin adjective took the form audac-.
Audacious has been in the English language since at least 1550. Audacity dates back to at least 1450.
He was an audacious explorer.
Audaciousness is the abstract noun form for the adjective audacious.
Unrattled.....
Disrespectful, insolent, brash, cheeky, forward, audacious, sassy...
The word is possibly 'bodacious' which is a portmanteau of 'bold' and 'audacious'.
He was an audacious explorer.
He was audacious in his pursuit of the movie star.
The audacious firefighter saved the two people in the burning building.
Audaciousness is the abstract noun form for the adjective audacious.
Unrattled.....
Brazen
brazen
Annabelle was so audacious that she called her teacher incompetent int he middle of class.
You could use it anywhere you would use "daring" or "reckless". for example: "He had an audacious plan to swim across the English Channel at night."
Disrespectful, insolent, brash, cheeky, forward, audacious, sassy...
The word is possibly 'bodacious' which is a portmanteau of 'bold' and 'audacious'.
The antonym of audacious is timid or cautious.