sneak

sneak

noun

Definition of SNEAK

someone who acts in a sly and secret manner <“Why, you little sneak,” the mother exclaimed, “you made my birthday present right under my nose!”>

Synonyms lurker, skulk, skulker, slyboots, sneaker

Related Words skunk, snake, weasel; sharper, sharpie (or sharpy), slicker, swindler; snoop, snooper, spy; stalker