anger vs bitter

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. 

bitter

verb
  • To make bitter. 

adj
  • Having an acrid taste (usually from a basic substance). 

  • Harsh, piercing or stinging. 

  • Hateful or hostile. 

  • Cynical and resentful. 

noun
  • A type of beer heavily flavored with hops. 

  • A liquid or powder, made from bitter herbs, used in mixed drinks or as a tonic. 

  • A turn of a cable about the bitts. 

  • A hardware system whose architecture is based around units of the specified number of bits (binary digits). 

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