adv.
有害地, 淘气地

[ adv ]
in a disobedient or naughty way
<adv.all>
he behaved badly in schoolhe mischievously looked for a chance to embarrass his sister
behaved naughtily when they had guests and was sent to his room

Mischievous \Mis"chie*vous\ (m[i^]s"ch[-e]*v[u^]s), a.
Causing mischief; harmful; hurtful; -- now often applied
where the evil is done carelessly or in sport; as, a
mischievous child. ``Most mischievous foul sin.'' --Shak.

This false, wily, doubling disposition is intolerably
mischievous to society. --South.

Syn: Harmful; hurtful; detrimental; noxious; pernicious;
destructive.
※ -- {Mis"chie*vous*ly}, adv. --
{Mis"chie*vous*ness}, n.