anger vs ruffle some feathers

anger

verb
  • To cause such a feeling of antagonism in. 

  • To become angry. 

noun
  • A strong feeling of displeasure, hostility or antagonism towards someone or something, usually combined with an urge to harm, often stemming from perceived provocation, hurt, or threat. 

ruffle some feathers

verb
  • To cause a disturbance; to arouse resentment, anger, or concern. 

How often have the words anger and ruffle some feathers occurred in a corpus of books? (source: Google Ngram Viewer )