happiness vs torment

happiness

noun
  • The emotion of being happy; joy. 

torment

noun
  • Any extreme pain, anguish or misery, either physical or mental. 

  • Torture, originally as inflicted by an instrument of torture. 

verb
  • To cause severe suffering to (stronger than to vex but weaker than to torture.) 

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