no-show vs truancy

no-show

noun
  • An absence; failure to show up or to make a scheduled appearance, especially at a hotel or a place of employment. 

  • A person or group that does not show up. 

verb
  • To fail to show up for something. 

truancy

noun
  • The act of shirking from responsibilities and duties, especially from attending school. 

How often have the words no-show and truancy occurred in a corpus of books? (source: Google Ngram Viewer )