cud vs munch

cud

verb
  • To bring back into the mouth and chew a second time. 

noun
  • The portion of food which is brought back into the mouth by ruminating animals from their first stomach, to be chewed a second time. 

munch

verb
  • To chew with a grinding, crunching sound, and with the mouth closed. 

  • To eat vigorously or with excitement. 

noun
  • Someone who easily agrees to give oral sex. 

  • A location or restaurant where good eating can be expected. 

  • A casual meeting for those interested in BDSM, usually at a restaurant. 

  • An act of eating. 

  • Food. 

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