scunner vs smackhead

scunner

noun
  • An urban youth usually associated with trouble or petty crime; a young chav. 

  • Dislike or aversion. 

verb
  • To be sick of. 

  • To dislike. 

  • To cause to loathe, or feel disgust at. 

smackhead

noun
  • A person who regularly uses heroin. 

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