layoff vs shutdown

layoff

noun
  • A dismissal of employees from their jobs because of tightened budgetary constraints or work shortage (not due to poor performance or misconduct). 

  • A period of time when someone is unavailable for work. 

  • A short pass that has been rolled in front of another player for them to kick. 

  • A bet that is laid off, i.e. placed with another bookmaker in order to reduce risk. 

shutdown

noun
  • The action of stopping operations; a closing, of a computer, business, event, etc. 

  • A statement, insult, etc. that prevents the opponent from replying further. 

  • An autistic response to stress or sensory overload, in which the individual freezes up and becomes silent, motionless, and unresponsive. 

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