impish
adjective
[ ˈɪmpɪʃ ]
• inclined to do slightly naughty things for fun; mischievous.
• "he had an impish look about him"
Similar:
mischievous,
naughty,
wicked,
devilish,
rascally,
roguish,
prankish,
playful,
waggish,
mischief-making,
full of mischief,
troublemaking,
sportive,
elfin,
elflike,
elfish,
elvish,
pixieish,
pixie-like,
puckish,
arch,