absenteeism

definition: 
The practice of regularly staying away from work or school without good reason.
sentence: 
You should keep records of absences and introduce a trigger mechanism that alerts you to look into regular absenteeism and the reasons for it. Employees in buildings with healthy interiors have less absenteeism and tend to stay in their jobs longe
difficulty: 
easy
toefl frequency: 
2
toefl classification: