bowler vs sombrero

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. 

sombrero

noun
  • A kind of hat with a high conical or cylindrical crown and a saucer-shaped brim, highly embroidered, made of plush felt. 

  • A series of four consecutive strikes. 

  • A mixed drink with coffee liqueur and cream. 

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