jovial (adj.)

• affable
• amiable
• bantering
• blithe
• blithesome
• boon
• buxom
• convivial
• facetious
• festal
• festive
• frivolous
• gay
• genial
• gladsome
• gleeful
• good-natured
• hail-fellow-well-met
• hearty
• hilarious
• humorous
• jocose
• jocular
• jocund
• jolly
• joyful
• joyous
• lighthearted
• merry
• mirthful
• rejoicing
• risible
• sociable