cronk vs ribbit

cronk

noun
  • The honking sound of a goose. 

  • A hill or barrow. 

verb
  • To honk like a goose. 

ribbit

noun
  • The vocal sound made by a frog or toad. 

verb
  • To make the sound of a frog or toad. 

intj
  • The vocal sound made by a frog or toad. 

  • Used to anonymously and disrespectfully break silence, as in educational or ceremonial settings 

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