down for the count vs hypnic

down for the count

adj

  • Unconscious or sound asleep. 

  • Decisively beaten; defeated; rendered irrelevant for the long term. 

hypnic

adj

  • That induces sleep. 

noun

  • Any sleep-inducing drug. 

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