engorgement vs overeating

engorgement

noun
  • The act of swallowing greedily. 

  • The process or the condition of becoming engorged, becoming over-filled with fluid. 

overeating

noun
  • Gluttony, the act of eating to excess. 

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