gumdrop vs lollipop

gumdrop

noun
  • A small chewy candy made with corn syrup, gelatin, and flavouring. 

lollipop

noun
  • An item of confectionery consisting of a piece of candy/sweet attached to a stick. 

  • Something having the shape of a lollipop: a linear stem connected to a round body. 

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