boldness vs bravery

boldness

noun
  • The state of being bold; courage. 

  • The relative weight of a font; the thickness of its strokes. 

  • presumptuousness 

bravery

noun
  • Being brave, courageousness. 

  • A brave act. 

  • Splendor, magnificence. 

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