Source : Webster's Revised Unabridged Dictionary (1913)

Self-complacency \Self`-com*pla"cen*cy\, n.
   The quality of being self-complacent. --J. Foster.

Source : WordNet®

self-complacency
     n : the feeling you have when you are satisfied with yourself;
         "his complacency was absolutely disgusting" [syn: {complacency},
          {complacence}, {self-satisfaction}]