simmer vs stew

simmer

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

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

  • 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. 

stew

verb
  • To cook (food) by slowly boiling or simmering. 

  • To brew (tea) for too long, so that the flavour becomes too strong. 

  • To suffer under uncomfortably hot conditions. 

  • To be in a state of elevated anxiety or anger. 

noun
  • A heated bath-room or steam-room; also, a hot bath. 

  • A dish cooked by stewing. 

  • A state of agitated excitement, worry, and/or confusion. 

  • A steward or stewardess on an airplane or boat. 

  • A pool in which fish are kept in preparation for eating. 

  • An artificial bed of oysters. 

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