enlightened vs unread

enlightened

adj
  • Exceedingly wise. 

  • Made aware of something. 

  • Freed from illusion. 

  • Educated or informed. 

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

unread

verb
  • To undo the process of reading. 

  • To flag (a previously read e-mail or similar message) as not having been read. 

adj
  • Not having been read. 

  • Not having read; uneducated. 

noun
  • An unread email or instant message. 

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