jester vs whacker

jester

noun
  • One who jests, jokes or teases. 

  • A person in colourful garb and fool's cap who amused a medieval and early modern royal or noble court. 

  • Any of various nymphalid butterflies of the Southeast Asian genus Symbrenthia. 

whacker

noun
  • One who, or something which, whacks. 

  • Synonym of whopper (“an outrageous or blatant lie”) 

  • Synonym of whopper (“anything large”) 

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