foolishness vs tactlessness

foolishness

noun
  • The state of being foolish. 

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

tactlessness

noun
  • The state or quality of being tactless. 

  • The result or product of being tactless. 

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