absenteeism vs inexistence

absenteeism

noun
  • The state of being absent, especially frequently or without good reason; the practice of an absentee. 

  • The practice of absenting oneself from the country or district where one's estate is situated. 

inexistence

noun
  • The state of not being, not existing, or not being perceptible. 

  • The state of existing in something 

  • That which exists within; a constituent. 

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