100 entries under optimism topic. ×

17
carefree(adjective, state, happiness, cheerful, jolly)
16
jocular(adjective, merry, glad, funny, pleasure)
16
beaming(adjective, characteristic, happiness, cheerfulness, joy)
16
beatific(adjective, characteristic, happiness, cheerfulness, joy)
14
favourable(adjective, feature, state, trait, characteristic)
14
helpful(adjective, friendly, person, characteristic, good)
12
radiant(adjective, feature, state, trait, untroubled)
6
seemly(adjective, characteristic, happiness, joy, cheerfulness)
5
ready(adjective, characteristic, happiness, joy)
5
wrapped(adjective, characteristic, informal, happiness, joy)
4
apposite(adjective, characteristic, happiness, joy)
4
as happy as Larry(informal, british, expression, characteristic, happiness)
4
as happy as a clam(informal, american, expression, characteristic, happiness)
4
chirpy(informal, adjective, characteristic, happiness, joy)
4
cock-a-hoop(adjective, characteristic, happiness, joy)
4
in a good mood(expression, characteristic, happiness, joy)
4
like a dog with two tails(informal, expression, characteristic, happiness, joy)
4
on a high(informal, expression, characteristic, happiness, joy)
4
on top of the world(informal, expression, characteristic, happiness, joy)
4
sent(informal, adjective, characteristic, happiness, joy)
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APASmart Define. (2016). happy thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/happy/thesaurus/synonyms
ChicagoSmart Define. 2016. "happy thesaurus" https://smartdefine.org/happy/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, happy thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/happy/thesaurus/synonyms>.
MLASmart Define. "happy thesaurus" 31 March 2016. Web. 24 September 2026. <https://smartdefine.org/happy/thesaurus/synonyms>