verb (v)

• cause to be more favorably inclined; gain the good will of(verb.emotion)

  Synonym:
  appease, assuage, conciliate, gentle, gruntle, lenify, mollify, placate
  

  source: wordnet30
• fight violence and try to establish peace in (a location)(verb.creation)

  Example:
  The U.N. troops are working to pacify Bosnia.
  

  source: wordnet30
• To make to be at peace; to appease; to calm; to still; to quiet; to allay the agitation, excitement, or resentment of; to tranquillize; as, to pacify a man when angry; to pacify pride, appetite, or importunity.(verb)

  source: webster1913