bravura vs prosy

bravura

adj
  • Overly showy; ostentatious. 

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

  • A display of daring. 

prosy

adj
  • Unpoetic; dull and unimaginative. 

  • Behaving in a dull way; boring, tedious. 

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