Prank

1.

A gay or sportive action; a ludicrous, merry, or mischievous trick; a caper; a frolic.

1.

Full of gambols or tricks.

1.

(TRANSITIVE) To adorn in a showy manner; to dress or equip ostentatiously; -- often followed by up; as, to prank up the body.

2.

(INTRANSITIVE) To make ostentatious show.