belletristic vs enlightened

belletristic

adj
  • Written or appreciated for aesthetic value rather than content 

  • Of, pertaining to, or having the characteristics of belles-lettres. 

enlightened

adj
  • Educated or informed. 

  • Exceedingly wise. 

  • Made aware of something. 

  • Freed from illusion. 

noun
  • Someone who has been introduced to the mysteries of some activity, religion especially Buddhism 

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