devour vs scarf (down)

devour

verb
  • To take in avidly with the intellect or with one's gaze. 

  • To rapidly destroy, engulf, or lay waste. 

  • To absorb or engross the mind fully, especially in a destructive manner. 

  • To eat quickly, greedily, hungrily, or ravenously. 

scarf (down)

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