insensitivity vs sagacity

insensitivity

noun
  • The condition of being insensitive 

sagacity

noun
  • See Thesaurus:wisdom 

  • The quality of being sage, wise, or able to make good decisions; the quality of being perceptive, astute or insightful. 

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