exitus vs quitting

exitus

noun
  • death 

adj
  • dead 

quitting

noun
  • The deliberate ending of something. 

  • The ceasing of a habit, especially smoking cigarettes or other addictive behaviors. 

  • The termination of employment, initiated by the employee. 

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