extremity vs privation

extremity

noun
  • The most extreme or furthest point of something. 

  • A hand or foot. 

  • A limb (“major appendage of a human or animal such as an arm, leg, or wing”). 

  • An extreme measure. 

privation

noun
  • The act of depriving someone of such basic necessities; deprivation. 

  • The state of being deprived of or lacking an attribute formerly or properly possessed; the loss or absence of such an attribute. 

  • The state of being very poor, and lacking the basic necessities of life. 

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