noun (n)

• a prayer to avert or remove some evil or disaster(noun.communication)

  source: wordnet30
• the act of expressing disapproval (especially of yourself)(noun.act)

  Synonym:
  denigration
  

  source: wordnet30
• The act of deprecating; a praying against evil; prayer that an evil may be removed or prevented; strong expression of disapprobation.(noun)

  source: webster1913