frappe vs icicle

frappe

noun
  • A liqueur or cocktail served on shaved ice. 

  • A thick milkshake containing ice cream. 

  • An iced, sweetened, beaten coffee drink, associated with Greek cuisine. 

icicle

noun
  • A drooping, tapering shape of ice. 

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