foodie vs gourmet

foodie

noun
  • A person with a special interest in or knowledge of food, a gourmet. 

gourmet

noun
  • A connoisseur in eating and drinking; someone who takes their food seriously. 

adj
  • Fine; of superior quality. 

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