bravura vs prowess

bravura

noun
  • A display of daring. 

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

adj
  • Overly showy; ostentatious. 

prowess

noun
  • An act of distinguished bravery or courage; a heroic deed. 

  • Distinguished bravery or courage, especially in battle; heroism. 

  • Skillfulness and manual ability; adroitness or dexterity. 

  • An act of adroitness or dexterity. 

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