bravery vs yarblockos

bravery

noun
  • Being brave, courageousness. 

  • A brave act. 

  • Splendor, magnificence. 

yarblockos

noun
  • Courage, fortitude, or machismo. 

  • Testicles; bollocks. 

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