foodstuff vs grocery

foodstuff

noun
  • A material that may be used as food. 

grocery

noun
  • retail foodstuffs and other household supplies. 

  • A shop or store that sells groceries; a grocery store. 

verb
  • To go grocery shopping. 

  • To furnish with groceries. 

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