anesthetized vs spark out

anesthetized

adj
  • Subject to anesthesia 

  • Made to be unfeeling, alienated and emotionless. 

spark out

adj
  • Completely asleep or unconscious. 

verb
  • To render unconscious; to knock out. 

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