insane vs reflective

insane

adj
  • Used by or relating to insane people. 

  • Causing insanity or madness. 

  • Extremely good; incredibly amazing. 

  • Characterized by insanity or the utmost folly; ridiculous; impractical. 

  • Exhibiting unsoundness or disorder of mind; not sane; utterly mad. 

reflective

adj
  • Involving reflection. 

  • Reciprocal. 

  • That reveals or shows; revealing; indicative of. 

  • That reflects, or redirects back to the source. 

  • Pondering, especially thinking back on the past. 

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