mischievous
adj 1: naughtily or annoyingly playful; "teasing and worrying with
impish laughter" [syn: {impish}, {implike}, {pixilated},
{prankish}, {puckish}]
2: badly behaved; "he was saucy and mischievous in school"; "a
naughty boy" [syn: {naughty}]
3: deliberately causing harm or damage; "mischievous rumors and
falsehoods"