waggery

noun

1. (countable, uncountable)Droll behaviour characteristic of a wag.

   “Earnestly bent upon fulfilling the weighty, nay solemn, responsibilities of his office at all hazard, even at the risk of so far neglecting his parliamentary duties as to appear upon the division-list less frequently than any of his colleagues, Sir John Pakington wore the wooden spoon at the whitebait dinner, though with an air of waggery — almost as a decoration.”

2. (countable)A droll remark or jest.