mischievous

adjectives

naughtily or annoyingly playful

"teasing and worrying with impish laughter"; "a wicked prank"

arch, impish, implike, mischievous, pixilated, prankish, puckish, wicked

is derived from

deliberately causing harm or damage

"mischievous rumors and falsehoods"

mischievous

is derived from

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is similar to

causing or capable of causing harm

"too much sun is harmful to the skin"; "harmful effects of smoking"