cleanse vs exorcise

cleanse

verb
  • To remove (something seen as unpleasant) from a person, place, or thing. 

  • To free from dirt; to clean, to purify. 

  • To spiritually purify; to free from guilt or sin; to purge. 

noun
  • An act of cleansing; a purification. 

exorcise

verb
  • To rid (a person, place or thing) of an evil spirit. 

  • To drive out (an evil spirit) from a person, place or thing, especially by an incantation or prayer. 

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