91 entries under gullible topic. ×

37
naive(adjective, person, open, simple, easy)
17
trusting(adjective, person, simple, easy, pure)
14
green(adjective, foolish, innocent, naive, inexperienced)
13
simple(adjective, pure, silly, stupid, intelligent)
11
trustful(adjective, pure, foolish, innocent, naive)
10
believing(adjective, foolish, innocent, susceptible, naive)
9
unsuspecting(adjective, simple, belief, foolish, fresh)
9
unsuspicious(adjective, simple, belief, innocent, ignorant)
8
unsophisticated(adjective, simple, easy, pure, innocent)
7
childlike(adjective, simple, easy, pure, innocent)
7
artless(adjective, simple, easy, pure, innocent)
6
confiding(simple, belief, fresh, innocent, ignorant)
6
dupable(adjective, wise, naive)
6
guileless(adjective, simple, pure, innocent, ignorant)
6
unwary(adjective, thoughtless, naive, heedless)
5
easy(adjective, simple, innocent, wise, real)
5
inexperienced(adjective, simple, silly, stupid, innocent)
5
unquestioning(adjective, naive)
4
suggestible(adjective, person, feelings, susceptible, emotions)
3
accepting(adjective, innocent, susceptible, naive)
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APASmart Define. (2016). credulous thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/credulous/thesaurus/synonyms
ChicagoSmart Define. 2016. "credulous thesaurus" https://smartdefine.org/credulous/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2016, credulous thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/credulous/thesaurus/synonyms>.
MLASmart Define. "credulous thesaurus" 23 March 2016. Web. 30 September 2026. <https://smartdefine.org/credulous/thesaurus/synonyms>