bravery vs faintheartedness

bravery

noun

  • Being brave, courageousness. 

  • A brave act. 

  • Splendor, magnificence. 

faintheartedness

noun

  • The quality or state of being fainthearted. 

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