mischievous

Causing mischief.

Playful in a naughty or teasing way.

Troublesome; irritating.

Causing harm, injury, or damage.

Producing or tending to produce mischief or harm; injurious; deleterious; hurtful.

Fond of mischief; full of tricks; teasing or troublesome: as, a mischievous boy.

Synonyms Destructive, detrimental. See injury.

Roguish.

Causing mischief; harmful; hurtful; — now often applied where the evil is done carelessly or in sport.

Causing mischief; injurious.