ice pop vs lollipop

ice pop

noun
  • A snack made of frozen juice on a stick; an ice lolly or popsicle. 

  • A frozen snack consisting of flavoured ice in a tube; a freeze pop. 

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 ice pop and lollipop occurred in a corpus of books? (source: Google Ngram Viewer )