1. smirk, simper -- (smile affectedly or derisively)
smirk can be used as a noun
1. smirk -- (a smile expressing smugness or scorn instead of pleasure)
1.
He turned a happy patch's smirk to Stephen, sayin. - from Ulysses by James Joyce
2.
and through dirt, and beard, and whisker, there still shone, unimpaired, the self-satisfied smirk of flash Toby Crackit. - from Oliver Twist by Charles Dickens