evacuate vs hang up one's boots

evacuate

verb
  • To leave or withdraw from; to quit; to retire from 

  • To remove; to eject; to void; to discharge, as the contents of a vessel, or of the bowels. 

  • To cause (or help) to leave or withdraw from. 

  • To make empty; to empty out; to remove the contents of, including to create a vacuum. 

  • To make empty; to deprive. 

  • To make void; to nullify; to vacate. 

hang up one's boots

verb
  • retire, call it a day 

How often have the words evacuate and hang up one's boots occurred in a corpus of books? (source: Google Ngram Viewer )