engage vs furlough

engage

verb
  • To arrange to employ or use (a worker, a space, etc.). 

  • To enter into conflict with (an enemy). 

  • To come into gear with. 

  • To enter into (an activity), to participate (construed with in). 

  • To draw into conversation. 

  • To mesh or interlock (of machinery, especially a clutch). 

  • To attract, to please; (archaic) to fascinate or win over (someone). 

  • To guarantee or promise (to do something). 

  • To engross or hold the attention of; to keep busy or occupied. 

  • To bind through legal or moral obligation (to do something, especially to marry) (usually in passive). 

  • To enter into battle. 

furlough

verb
  • To have (an employee) not work in order to reduce costs; to send (someone) on furlough. 

  • To grant a furlough to (someone). 

noun
  • A period of unpaid time off, used by an employer to reduce costs. 

  • The documents authorizing such leave. 

  • especially one granted to a member of the armed forces, or to a prisoner. 

  • especially one granted to a missionary. 

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