bravura vs daringness

bravura

noun
  • A display of daring. 

  • A highly technical or difficult piece, usually written for effect. 

adj
  • Overly showy; ostentatious. 

daringness

noun
  • The state or quality of being daring. 

How often have the words bravura and daringness occurred in a corpus of books? (source: Google Ngram Viewer )