climax vs gratification

climax

noun
  • The culmination of sexual pleasure, an orgasm. 

  • A rhetorical device in which a series is arranged in ascending order. 

  • The final term of a rhetorical climax. 

  • A culmination or acme: the last term in an ascending series 

  • The culmination of a narrative's rising action, the turning point. 

  • The culmination of ecological development, whereby species are in equilibrium with their environment. 

verb
  • To reach or bring to a climax (in any sense). 

gratification

noun
  • A feeling of pleasure; satisfaction. 

  • The act of gratifying or pleasing, either the mind, or the appetite or taste. 

  • A gratuity; a reward. 

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