spark out vs torpid

spark out

adj
  • Completely asleep or unconscious. 

verb
  • To render unconscious; to knock out. 

torpid

adj
  • dormant or hibernating 

  • unmoving 

  • lazy, lethargic or apathetic 

noun
  • An inferior racing boat, or one who rows in such a boat. 

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