6
euphoric(adjective, excited, delighted, joyful, thrilled)
5
delighted(adjective, joyful, thrilled, elated, overjoyed)
3
joyful(adjective, delighted, thrilled, elated, overjoyed)
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APASmart Define. (2015). extremely happy thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/extremely_happy/thesaurus/synonyms
ChicagoSmart Define. 2015. "extremely happy thesaurus" https://smartdefine.org/extremely_happy/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, extremely happy thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/extremely_happy/thesaurus/synonyms>.
MLASmart Define. "extremely happy thesaurus" 17 July 2015. Web. 24 September 2026. <https://smartdefine.org/extremely_happy/thesaurus/synonyms>