lost vs unsighted

lost

adj
  • Not perceptible to the senses; no longer visible. 

  • Parted with; no longer held or possessed. 

  • In an unknown location; unable to be found. 

  • Not employed or enjoyed; thrown away; employed ineffectually; wasted; squandered. 

  • Ruined or destroyed, either physically or morally; past help or hope. 

  • Hardened beyond sensibility or recovery; alienated; insensible. 

  • Having wandered from, or unable to find, the way. 

  • Occupied with, or under the influence of, something, so as not to notice external things. 

unsighted

adj
  • Not sighted; unseen. 

  • Not furnished with a sight. 

  • Without the sense of sight; blind. 

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