snicker
/ˈsnɪkər/Definitions
1. verb
to laugh or smile quietly, typically in amusement or contempt
“The audience snickered at the comedian’s joke.”
2. noun
a quiet laugh or a stifled laugh
“The snicker in the back of the room caught her attention.”
3. verb
to mock or to deride
“The critics snickered at the movie’s plot.”