English to English

noun (n)

• the trait of acting unpredictably and more from whim or caprice than from reason or judgment(noun.attribute)

  Synonym:
  capriciousness, flightiness, whimsey, whimsicality, whimsy
  

  source: wordnet30
• The quality of being arbitrary; despoticalness; tyranny.(noun)

  source: webster1913