lackadaisical vs torpedinous

lackadaisical

adj
  • Lazy; slothful; indolent. 

  • Showing no interest, vigor, determination, or enthusiasm. 

torpedinous

adj
  • Exerting a benumbing influence; stupefying; dull; torpid. 

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