oink vs wheek

oink

noun
  • The sound made by a pig, or an imitation thereof. 

verb
  • Of a pig or in imitation thereof, to make its characteristic sound. 

intj
  • Representing the grunting sound made by a pig. 

  • Drawing attention to male chauvinism (from the term male chauvinist pig). 

wheek

noun
  • The squeaking sound made by a guinea pig or other cavy. 

verb
  • To make a squeaking sound. 

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