chutzpah vs shyness

chutzpah

noun
  • Nearly arrogant courage; utter audacity, effrontery or impudence; supreme self-confidence; exaggerated self-opinion. 

shyness

noun
  • The quality of being shy; a fear of social interactions. 

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