Prank

1. Full of gambols or tricks.
2. To adorn in a showy manner; to dress or equip ostentatiously; -- often followed by up; as, to prank up the body. See Prink.
3. A gay or sportive action; a ludicrous, merry, or mischievous trick; a caper; a frolic.
4. To make ostentatious show.