noun (n)

• a ritual recitation of words or sounds believed to have a magical effect(noun.communication)

  Synonym:
  incantation
  

  source: wordnet30
• calling up a spirit or devil(noun.cognition)

  Synonym:
  conjuring, conjury, invocation
  

  source: wordnet30
• an illusory feat; considered magical by naive observers(noun.act)

  Synonym:
  conjuring trick, deception, illusion, legerdemain, magic, magic trick, thaumaturgy, trick
  

  source: wordnet30
• The act of calling or summoning by a sacred name, or in solemn manner; the act of binding by an oath; an earnest entreaty; adjuration.(noun)

  source: webster1913