noun (n)

• the act of damaging the appearance or surface of something

  tindakan merusak penampilan atau permukaan dari sesuatu

  Example:
  The defacement of an Italian mosaic during the Turkish invasion.
  

  Synonym:
  disfiguration, disfigurement
  

  source: wordnet30
• The act of defacing, or the condition of being defaced; injury to the surface or exterior; obliteration.

  tindakan mengotori, atau kondisi menjadi defaced; kecederaan luaran atau permukaan; pembasmian.

  source: webster1913