snigger

Synonyms:

chuckle, giggle, snicker

Definition:

to laugh at someone or something in a silly and often unkind way

Grammar:

[ verb, [ I ]]

Examples:

( short ) Sniggered loudly

( common ) stop sniggering behind my back

( situation ) They spent half the time sniggering at the clothes people were wearing.

( pickup line ) Are you a snigger? Because every time I see you, I can't help but smile.