gingerbread vs gingernut

gingerbread

noun
  • A type of cake whose main flavoring is ginger. 

  • A flamboyant Victorian-era architectural style. 

gingernut

noun
  • A hard biscuit, flavoured with powdered ginger, often dunked in tea. 

  • A redhead; a ginger-haired person. 

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