intension vs pusillanimity

intension

noun
  • Any property or quality connoted by a word, phrase or other symbol, contrasted with actual instances in the real world to which the term applies. 

  • intensity or the act of becoming intense . 

pusillanimity

noun
  • The quality or state of being pusillanimous; the vice of being timid and cowardly, and thus not living up to one's full potential; pusillanimousness. 

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