caw vs moo

caw

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

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

noun
  • The harsh cry of a crow. 

moo

intj
  • The characteristic sound made by a cow or bull. 

noun
  • The characteristic lowing sound made by cattle. 

  • A foolish woman. 

verb
  • Of a cow or bull, to make its characteristic lowing sound. 

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