sim·per
sIm pər
intransitive verb
to smile in a silly or affected manner.
example: It’s sickening how he simpers in the presence of these bigwigs.
transitive verb
to express with a silly or affected smile.
example: She simpered her gratitude.
noun
a foolish or affected smile.
example: There was a satisfied simper on her pink face, as though she waited for admiration.