5
light-hearted(adjective, happiness, joy, feeling, characteristic)
5
peppy(adjective, characteristic, happy, happiness, which)
5
rosy(adjective, characteristic, happiness, cheerful, cheerfulness)
5
smiling(adjective, characteristic, happy, happiness, which)
5
sprightful(adjective, characteristic, happy, happiness, which)
5
springy(adjective, characteristic, happy, happiness, which)
5
stimulating(adjective, happy, characteristic, feeling, happiness)
5
stirring(adjective, happy, characteristic, feeling, happiness)
5
thrilling(adjective, happy, characteristic, feeling, happiness)
5
unconcerned(adjective, characteristic, happy, happiness, which)
5
vital(adjective, characteristic, happy, happiness, which)
5
zippy(adjective, characteristic, happy, happiness, which)
4
airy(adjective, characteristic, happy, happiness, joy)
4
amused(adjective, characteristic, happy, happiness, merry)
4
bioluminescent(adjective, characteristic, light, bright, happiness)
4
celebratory(adjective, characteristic, happy, happiness, which)
4
christmassy(adjective, characteristic, happy, happiness, merry)
4
comic(adjective, characteristic, happy, happiness, which)
4
comical(adjective, characteristic, happiness, funny, cheerfulness)
4
convivial(adjective, characteristic, happy, happiness, joy)
10 years ago|7.6k views|share |citing 
APASmart Define. (2016). sad thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/sad/thesaurus/antonyms
ChicagoSmart Define. 2016. "sad thesaurus" https://smartdefine.org/sad/thesaurus/antonyms (accessed September 26, 2026).
HarvardSmart Define 2016, sad thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/sad/thesaurus/antonyms>.
MLASmart Define. "sad thesaurus" 24 March 2016. Web. 26 September 2026. <https://smartdefine.org/sad/thesaurus/antonyms>