Stick vs warder

Stick

noun

  • A member of the Official IRA. 

name

  • The Chapman Stick, an electric musical instrument devised by Emmett Chapman. 

warder

noun

  • A guard, especially in a prison. 

  • One who or that which wards or repels. 

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