humorous
humourous
joyous
blithe
blithesome
buxom
festive
frivolous
gay
gleeful
happy
hilarious
jocular
jocund
jolly
jovial
joyful
laughter-loving
lighthearted
merry
mirth-loving
rejoicing
risible
buoyant
chatty
derisive
exuberant
facetious
frolicsome
good-humored
impish
irrepressible
light-hearted
playful
roguish
rueful
sociable
sportive
vivacious