noun (n)

• the state of manifesting goodwill and cooperation after being reconciled(noun.state)

  Example:
  There was a brief period of conciliation but the fighting soon resumed.
  

  source: wordnet30
• any of various forms of mediation whereby disputes may be settled short of arbitration(noun.communication)

  source: wordnet30
• the act of placating and overcoming distrust and animosity(noun.act)

  Synonym:
  placation, propitiation
  

  source: wordnet30
• The act or process of conciliating; the state of being conciliated.(noun)

  source: webster1913