Pacify \Pac"i*fy\, v. t. [imp. & p. p. {Pacified}; p. pr. & vb.
   n. {Pacifying}.] [F. pacifier, L. pacificare; pax, pacis,
   peace + -ficare (in comp.) to make. See {Peace}, and {-fy}.]
   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. "Pray ye, pacify yourself."
   --Shak.

   Syn: lenify, assuage, appease, mollify, placate, gentle,
        gruntle.
        [1913 Webster + WordNet 1.5]

              To pacify and settle those countries. --Bacon.
        
[1913 Webster]

pacifying \pacifying\ adj.
   freeing from fear and anxiety.

   Syn: assuasive, calming, soothing.
        [WordNet 1.5]