strongheartedness vs yarblockos

strongheartedness

noun

  • Courage, bravery. 

  • Resilience, endurance. 

yarblockos

noun

  • Courage, fortitude, or machismo. 

  • Testicles; bollocks. 

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