irrecoverable vs misplaced

irrecoverable

adj
  • Not recoverable; incapable of being recovered. 

  • That cannot be recovered from or made good; irremediable. 

misplaced

adj
  • Lost; disoriented, put in the wrong place. 

  • Uncomfortable, especially due to one's surroundings. 

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