impish — OET · Shobdo

impish

adjective

1 he takes an impish delight in shocking the press:

mischievous, naughty, wicked, devilish, rascally, roguish, prankish, playful, waggish;

mischief-making, full of mischief, troublemaking;

archaic sportive.

2 she has an engaging impish grin:

elfin, elflike, elfish, elvish, pixieish, pixie-like, puckish;

mischievous, roguish, arch.

impish Oxford Dictionary of English