dovishness vs propitiation

dovishness

noun
  • The state, quality, or condition of being dovish. 

  • The condition of being a dove, as opposed to a hawk. 

propitiation

noun
  • The act of propitiating; placation, atonement, similar to expiation but with the added concept of appeasement of anger. 

  • The death of Christ as a basis for the forgiveness of sin. 

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