turpitude vs unnobleness

turpitude

noun
  • Inherent baseness, depravity or wickedness; corruptness and evilness. 

  • An act evident of such a depravity. 

unnobleness

noun
  • The state, quality, or condition of being unnoble 

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