bleat vs buffalo

bleat

verb
  • Of a person, to complain. 

  • Of a sheep or goat, to make its characteristic cry; of a human, to mimic this sound. 

noun
  • The characteristic cry of a sheep or a goat. 

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 bleat and buffalo occurred in a corpus of books? (source: Google Ngram Viewer )