absenteeism vs notness

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. 

notness

noun
  • The state of not being; nonexistence. 

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