rob vs snitch

rob

verb
  • To deprive of, or withhold from, unjustly or injuriously; to defraud. 

  • To steal. 

  • To burgle. 

  • To deprive (of). 

  • To steal from, especially using force or violence. 

  • To commit robbery. 

  • To take possession of the ball, puck etc. from. 

noun
  • A syrup made of evaporating fruit juice over a fire, usually mixed with sugar or honey, and especially used for medicinal purposes. 

snitch

verb
  • To inform on, especially in betrayal of others. 

  • To contact or cooperate with the police for any reason. 

noun
  • A ball used in the sport of Quidditch. 

  • A thief. 

  • An informer, one who betrays his group. 

  • A nose. 

  • A tiny morsel. 

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