appeasement vs brickbat

appeasement

noun
  • The state of being appeased; the policy of giving in to demands in order to preserve the peace. 

brickbat

noun
  • A piece of brick used as a weapon, especially if thrown, or placed in something like a sock and used as a club. 

  • A criticism or uncomplimentary remark. 

verb
  • To assail with criticism. 

  • To attack by throwing brickbats. 

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