kiss of death vs unredeemed

kiss of death

noun
  • A kiss on the cheek that signifies the death of the receiver, as delivered by a mob boss or one with such influence. 

  • Something that may seem good and favourable but that actually brings ruin to hopes, plans, etc. 

unredeemed

adj
  • Not redeemed; not granted redemption or salvation; unsaved. 

  • Unspent; not used in a purchase, and thus still usable. 

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