absence vs absenteeism

absence

noun
  • Failure to be present where one is expected, wanted, or needed; nonattendance; deficiency. 

  • A state of being away or withdrawn from a place or from companionship 

  • The period of someone being away. 

  • Temporary loss or disruption of consciousness, with sudden onset and recovery, and common in epilepsy. 

  • Lack; deficiency; nonexistence. 

  • Lack of contact between blades. 

  • Inattention to things present; abstraction (of mind). 

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. 

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