(a.) of or relating to the elves; elflike; implike; weird; scarcely human; mischievous, as though caused by elves.

arch devilish elfin elflike elvish faery fairy fairyish fairylike fay foolish full of mischief gnomelike gnomish high-spirited impish knavish mischief-loving mischievous pixieish playful prankish pranksome pranky puckish roguish scampish scapegrace sportive sylphidine sylphine sylphish sylphlike sylphy trickish tricksy waggish