caw vs neigh

caw

verb
  • To make the harsh cry of a crow, rook, or raven. 

noun
  • The harsh cry of a crow. 

intj
  • A rendering of the vocalisation of a crow or other corvid. 

neigh

verb
  • To make a sound similar to a horse's cry. 

  • To make its cry. 

noun
  • The cry of a horse. 

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