cashier vs push out

cashier

verb
  • To annul. 

  • To work as a cashier (at a till or receiving payment) 

  • To discard, put away. 

noun
  • One who works at a till or receives payments. 

  • Person in charge of the cash of a business or bank. 

push out

verb
  • To extrude. 

  • To force (someone) to leave a group. 

noun
  • In nine ball pool, an optional shot after a legal break shot where a player is allowed to hit any ball first, or not any, as well as not hit a rail, and the opponent can choose who shoots the next shot. 

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