9 letters · 12 points in Scrabble
adjective invulnerable to fear or intimidation
adjective unrestrained by convention or propriety; ; ; - Los Angeles Times; ; ; - Bertrand Russell
adjective disposed to venture or take risks
originFrom Latin audacia (“boldness”), from audax (“bold”), from audeō (“to be bold, to dare”).
Etymology from Wiktionary, CC BY-SA 3.0