defenestrate vs give someone the boot

defenestrate

verb
  • To throw out; to remove or dismiss (someone) from a position of power or authority. 

  • To eject or throw (someone or something) from or through a window. 

  • To remove a Windows operating system from a computer. 

give someone the boot

verb
  • (idiomatic, Britain, informal) To fire, sack, or eject someone. 

  • Used other than figuratively or idiomatically: see give, the, boot. 

How often have the words defenestrate and give someone the boot occurred in a corpus of books? (source: Google Ngram Viewer )