self-satisfied

From self- +‎ satisfied.

self-satisfied (comparative more self-satisfied, superlative most self-satisfied)

1. Satisfied with oneself, especially over-satisfied; smug; slightly arrogant.

   He stood back and looked at his project with a self-satisfied expression.

   • 1918, W[illiam] B[abington] Maxwell, chapter XXII, in The Mirror and the Lamp, Indianapolis, Ind.: The Bobbs-Merrill Company, →OCLC:

     From another point of view, it was a place without a soul. The well-to-do had hearts of stone; the rich were brutally bumptious; the Press, the Municipality, all the public men, were ridiculously, vaingloriously self-satisfied.

• smug, complacent