Synonyms|856Antonyms|161|Broader|10Narrower|8Related|770
2
naive(adjective, unsophisticated, unknowing, unwary, unsuspicious)
1
automatic
1
chance
1
excitable
1
impromptu
1
informal
1
ingenuous
1
talkative
1
without previous thought
0
unplanned
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APASmart Define. (2015). spontaneous thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/spontaneous/thesaurus/broader
ChicagoSmart Define. 2015. "spontaneous thesaurus" https://smartdefine.org/spontaneous/thesaurus/broader (accessed September 22, 2026).
HarvardSmart Define 2015, spontaneous thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/spontaneous/thesaurus/broader>.
MLASmart Define. "spontaneous thesaurus" 3 August 2015. Web. 22 September 2026. <https://smartdefine.org/spontaneous/thesaurus/broader>