fedora vs sombrero

fedora

noun
  • A felt hat with a fairly low, creased crown with a brim that can be turned up or down. 

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 fedora and sombrero occurred in a corpus of books? (source: Google Ngram Viewer )