bravura vs caitiff

bravura

adj
  • Overly showy; ostentatious. 

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

  • A display of daring. 

caitiff

adj
  • Especially despicable; cowardly 

noun
  • A base or despicable person; a wretch 

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