#absence  failure to be present
  exclusion:  #presence.attendance
  supertype:  #nonattendance  the failure to attend
  subtype:  #cut.absence  an unexcused absence from class; "he was punished for taking too many cuts in his math class"
  subtype:  #default  loss due to not showing up; "he lost the game by default"
  subtype:  #absenteeism  habitual absence from work

No statement uses or specializes #absence; click here to add one.