bibble vs wassail

bibble

verb
  • To eat and/or drink noisily. 

  • To tipple. 

  • To worry. 

noun
  • A species of Australian tree, the forest red gum, glossy-leaved box, or shiny-leaved box, Eucalyptus tereticornis. 

  • A bit. 

wassail

verb
  • To toast, to drink to the health of another. 

  • To go from house to house at Christmastime, singing carols. 

  • To drink wassail. 

noun
  • The beverage served during a wassail, especially one made of ale or wine flavoured with spices, sugar, roasted apples, etc. 

  • A festive or drinking song or glee. 

  • Revelry. 

  • A toast to health, usually on a festive occasion. 

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