redemption vs salvation

redemption

noun
  • Salvation from sin. 

  • The act of redeeming or something redeemed. 

  • The recovery, for a fee, of a pawned article. 

  • Rescue upon payment of a ransom. 

salvation

noun
  • The process of being saved, the state of having been saved (from hell). 

  • The process of being restored or made new for the purpose of becoming saved; the process of being rid of the old poor quality conditions and becoming improved. 

verb
  • To save, in the religious sense; to bring to salvation. 

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