gassed vs listless

gassed

adj
  • Exhausted 

  • Drunk; intoxicated by alcohol. 

  • In a gaseous state. 

  • Happy 

  • Excited 

  • High; intoxicated by psychoactive drugs. 

listless

adj
  • Lacking energy, enthusiasm, or liveliness. 

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