avidity vs generosity

avidity

noun
  • Greediness; strong appetite. 

  • The measure of the synergism of the strength of individual interactions between proteins. 

  • Eagerness; intenseness of desire. 

generosity

noun
  • The trait of being abundant, more than adequate. 

  • A generous act. 

  • The trait of being willing to donate money, time or resources. 

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