bravery vs cold sweat

bravery

noun
  • Being brave, courageousness. 

  • A brave act. 

  • Splendor, magnificence. 

cold sweat

noun
  • Perspiration which feels chilly to the person perspiring, and which indicates debilitating illness, shock, or the experiencing of an intense emotion such as despair, anxiety, or, especially, fear. 

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