charabanc vs initiate

charabanc

verb
  • To travel or convey by charabanc. 

noun
  • A derisive term for a car, bus, train or other vehicle that is poor quality, slow or overcrowded. 

  • A horse-drawn, and then later, motorized omnibus with open sides, and often, no roof. 

initiate

verb
  • To instruct in the rudiments or principles; to introduce. 

  • To do the first act; to perform the first rite; to take the initiative. 

  • To confer membership on; especially, to admit to a secret order with mysterious rites or ceremonies. 

  • To begin; to start. 

noun
  • One who is oriented in and familiar with a topic or subject; especially, one who is an expert in it. 

  • A new member of an organization. 

  • One who has been through a ceremony of initiation. 

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