beret vs bowler

beret

noun
  • A type of round, brimless cap with a soft top and a headband to secure it to the head; usually culturally associated with France. 

bowler

noun
  • A bowler hat; a round black hat formerly popular among British businessmen. 

  • One who engages in the sport of bowling. 

  • The pitcher. 

  • A player selected mainly for his bowling ability. 

  • The player currently bowling. 

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