deep fryer vs deep-fry

deep fryer

noun
  • A heated vessel for frying food by immersing in hot oil, as opposed to shallow frying in a frying pan. 

deep-fry

noun
  • A heated cooking pan or appliance used to deep-fry foods. 

verb
  • To alter a photograph using filters to make it appear strangely colored for a humorous effect. 

  • To cook (food) by deep-frying. 

How often have the words deep fryer and deep-fry occurred in a corpus of books? (source: Google Ngram Viewer )