self-satisfied

Look at that self-satisfied smile on his face.

My sermon — which I would deliver sloppily in the smoking section at parties, annoyingly self-satisfied and convinced that I had figured it all out — became this: If you’re cool now, you’re cool forever.

His cameos as Blazes Boylan, jitterbugging across the stage with the self-satisfied air of a country rake, were not just enlivening but renewing, capturing the character in a new idiom.

She said its "viscerally, uncomfortably familiar take on entitled masculinity" is "delivered with a self-satisfied smile, as a gossamer cover to the violent rage below".

The Republican Party, therefore, has been very good at winning the argument while the Democrats remain smug and self-satisfied that they have “the facts” on their side.