fiend vs pill popper

fiend

noun
  • An addict or fanatic. 

  • A very evil person. 

  • A devil or demon; a malignant or diabolical being; an evil spirit. 

verb
  • To yearn; to be desperate (for something). 

pill popper

noun
  • A person who frequently takes any other kind of pill, such as vitamins or illicit drugs. 

  • A syringe-like device for administering medicinal pills to animals. 

  • A person who enjoys or frequently takes medication in pill form. 

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