Mafioso vs pusher

Mafioso

noun
  • A member of the Mafia. 

pusher

noun
  • A drug dealer. 

  • A girl or woman. 

  • Synonym of banker (“type of railway locomotive”) 

  • Someone or something that pushes. 

  • A defensive player who does not attempt to hit winners, instead playing slower shots into the opponent's court. 

  • An aircraft with the propeller behind the fuselage. 

  • A person employed to push passengers onto trains at busy times, so they can depart on schedule. 

  • A device that one pushes in order to transport a baby while on foot, such as a stroller or pram (as opposed to a carrier such as a front or back pack). 

  • A tolkach. 

  • A device in a coke oven for levelling the coal, traditionally operated by a pusherman. 

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