noun (n)

• a response of body tissues to injury or irritation; characterized by pain and swelling and redness and heat(noun.state)

  Synonym:
  redness, rubor
  

  source: wordnet30
• the state of being emotionally aroused and worked up(noun.state)

  Example:
  He tried to calm those who were in a state of extreme inflammation.
  

  Synonym:
  excitation, excitement, fervor, fervour
  

  source: wordnet30
• arousal to violent emotion(noun.act)

  Synonym:
  inflaming
  

  source: wordnet30
• the act of setting something on fire(noun.act)

  Synonym:
  firing, ignition, kindling, lighting
  

  source: wordnet30
• The act of inflaming, kindling, or setting on fire; also, the state of being inflamed.(noun)

  source: webster1913