Open English Wordnet
Nouns
(n)boldness, daring, hardiness, hardihoodthe trait of being willing to undertake things that involve risk or danger“the proposal required great boldness”,
“the plan required great hardiness of heart” (n)boldness, nerve, brass, face, cheekimpudent aggressiveness“I couldn't believe her boldness”,
“he had the cheek to question my honesty”