1) (to give) a silly (often rude), self-satisfied smile (smirk)
pleased with oneself or one's ability (and not caring about others)
contented
not easy troubled or excited
calm, collected
(of behaviour etc) too self-confident or arrogant
self-confident
making a show (often insincere) of being religious
self-righteous
too pleased with oneself and one's abilities and without kindness for others etc
pleased with oneself