arch
coltish
devilish
elfin
elfish
elvish
frisky
frolicky
frolicsome
impish
implike
kittenish
mischievous
mocking
pixilated
prankish
puckish
quizzical
rascally
roguish
rollicking
sportive
teasing
wicked
animated
antic
blithe
capersome
cheerful
dashing
exuberant
facetious
foolish
full of beans
full of mischief
fun-loving
gamboling
gamesome
gay
gleeful
half-serious
hearty
high-spirited
hilarious
humorous
jesting
jocund
joking
jolly
jovial
knavish
larking
larkish
lighthearted
lively
merry
mirthful
mischief-loving
pixie
affectionate
careless
childish
girlish
good-natured
sarcastic
sprightly
tease
whimsical
earnest
serious