bray vs buffalo

bray

verb
  • To make or utter (a shout, sound, etc.) discordantly, loudly, or in a harsh and grating manner. 

  • Of an animal (now chiefly of animals related to the ass or donkey, and the camel): to make its cry. 

  • To make a harsh, discordant sound like a donkey's bray. 

  • To hit (someone or something). 

noun
  • The cry of an animal, now chiefly that of animals related to the ass or donkey, or the camel. 

  • Any discordant, grating, or harsh sound. 

buffalo

verb
  • To outwit, confuse, deceive, or intimidate. 

  • To hunt buffalo. 

noun
  • A related North American animal, the American bison, Bison bison. 

  • The buffalo fish (Ictiobus spp.). 

  • Any of the Old World mammals of the family Bovidae, such as the Cape buffalo, Syncerus caffer, or the water buffalo Bubalus bubalis. 

  • A nickel. 

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