gangster vs hajduk

gangster

noun
  • A member of a professional criminal organization; a racketeer. 

  • A member of a criminal or street gang. 

verb
  • To act like a gangster; to commit street crime or run a racket. 

hajduk

noun
  • An attendant in German or Hungarian courts. 

  • A halberdier of a Hungarian noble. 

  • An outlaw, highwayman, or freedom fighter in the Balkans. 

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