bugbear vs scoff

bugbear

noun
  • A source of dread; resentment; or irritation. 

  • An ongoing problem; a recurring obstacle or adversity. 

verb
  • To alarm with idle phantoms. 

scoff

noun
  • A derisive or mocking expression of scorn, contempt, or reproach. 

  • The act of eating. 

  • An object of scorn, mockery, or derision. 

  • Food. 

verb
  • To eat. 

  • To jeer; to laugh with contempt and derision. 

  • To eat food quickly. 

  • To mock; to treat with scorn. 

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