simper
verb (used without object)
to smile in a silly, self-conscious way.
Used to describe an ongoing action or state that is currently taking place in the immediate present.
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
I am simpering at myself over my left shoulder, and heartily joining in my maid's encomiums on myself, when the door opens, and Roger enters.
From Nancy by Rhoda Broughton