smorgasbord vs variosity

smorgasbord

noun
  • An abundant and diverse collection of things. 

  • A Swedish-style buffet comprising a variety of cold sandwiches and other dishes; (by extension) any buffet with a wide selection of dishes. 

variosity

noun
  • Synonym of variety 

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