Waggish

Part of speech: adjective (a.)

1. Like a wag; mischievous in sport; roguish in merriment or good humor; frolicsome. "A company of waggish boys." L'Estrange.

2. Done, made, or laid in waggery or for sport; sportive; humorous; as, a waggish trick. -- Wag"gish*ly, adv. -- Wag"gish*ness, n.