foolishness vs recklessness

foolishness

noun
  • The state of being foolish. 

  • A thing or event that is foolish, or an absurdity. 

recklessness

noun
  • The state or quality of being reckless or heedless, of taking unnecessary risks. 

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