layoff vs shore leave

layoff

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

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

  • 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. 

shore leave

noun
  • Free time given to sailors of the military navy when they are off duty and allowed to disembark and spend time on land. 

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