anguish vs apostasy

anguish

noun
  • Extreme pain, either of body or mind; excruciating distress. 

verb
  • To cause to suffer pain. 

  • To suffer pain. 

apostasy

noun
  • The renunciation of a belief or set of beliefs. 

  • Specifically, the renunciation of one's religion or faith. 

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