noun (n)

• an irritable petulant feeling(noun.feeling)

  Synonym:
  crossness, fretfulness, fussiness, irritability, peevishness, petulance
  

  source: wordnet30
• a strong emotion; a feeling that is oriented toward some real or supposed grievance(noun.feeling)

  Synonym:
  anger, ire
  

  source: wordnet30
• a humor that was once believed to be secreted by the liver and to cause irritability and anger(noun.body)

  Synonym:
  yellow bile
  

  source: wordnet30
• The bile; -- formerly supposed to be the seat and cause of irascibility.(noun)

  source: webster1913