irreclaimable vs irremediable

irreclaimable

adj
  • Incapable of being reclaimed; not reclaimable. 

  • Unredeemable. 

irremediable

adj
  • Unable to be remedied, cured, corrected or repaired; irreparable, incurable. 

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