offering vs peace offering

offering

noun
  • That which has been offered; a sacrifice. 

  • Something put forth, bid, proffered or tendered, such as for sale 

  • The act by which something is offered. 

  • A contribution given at a religious service. 

  • An oblation or presentation made as a religious act. 

peace offering

noun
  • A religious sacrifice. 

  • An offering or concession made to an adversary in the hope of obtaining peace or reconciliation; an olive branch. 

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