merry

Synonyms: amusing blithe blithesome boisterous boon carefree cheerful comic comical convivial enjoyable entertaining facetious frolicsome fun-loving funny gay glad gleeful grooving hilarious humorous jocund jolly joyful joyous jumping larking lighthearted lively mad mirthful perky pleasant riotous rip-roaring rocking rollicking saturnalian sportive sunny unconstrained uproarious vivacious wild winsome zappy zingy zippy

Antonyms: grave sad serious sorrowful unhappy upset