anger vs simmer

anger

verb
  • To become angry. 

  • To cause such a feeling of antagonism in. 

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. 

simmer

verb
  • To be on the point of breaking out into anger; to be agitated. 

  • To cook or undergo heating slowly at or below the boiling point. 

  • To cause to cook or to cause to undergo heating slowly at or below the boiling point. 

  • To remain angry with someone or something past the point of exhaustion; to resign oneself to holding a grudge, especially after some failed attempts to resolve a situation. 

  • To develop gradually, of an idea or plan. 

noun
  • The state or process of simmering. 

  • Someone who plays a sim (a simulation game), particularly The Sims. 

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