91 entries under gullible topic. ×

3
overtrusting(adjective, naive, unsuspicious, trustful)
3
pliant(adjective, person, feelings, susceptible, emotions)
3
soft(adjective, silly, stupid, fat, thick)
3
uncritical(adjective, naive)
3
wide-eyed(adjective, person, simple, feelings, foolish)
2
frank(adjective, open, simple, easy, innocent)
2
fresh(adjective, simple, innocent, ignorant, naive)
2
ignorant(adjective, simple, easy, silly, stupid)
2
impressionable(adjective, person, feelings, susceptible, emotions)
2
ingenuous(adjective, open, simple, pure, innocent)
2
malleable(adjective, person, feelings, susceptible, emotions)
2
open(adjective, simple, easy, innocent, sincere)
2
pliable(adjective, person, feelings, susceptible, emotions)
2
unschooled(adjective, simple, easy, innocent, real)
2
unskeptical(foolish, innocent, susceptible, naive)
2
unstudied(adjective, easy, real, sincere, genuine)
2
unworldly(adjective, simple, easy, innocent, real)
1
easy mark(expression, adjective, foolish, innocent, susceptible)
1
falling for(expression, adjective, naive, trustful)
1
harmless(adjective, simple, fresh, innocent, ignorant)
10 years ago|6.8k views|share |citing 
APASmart Define. (2016). credulous thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/credulous/thesaurus/synonyms
ChicagoSmart Define. 2016. "credulous thesaurus" https://smartdefine.org/credulous/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2016, credulous thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/credulous/thesaurus/synonyms>.
MLASmart Define. "credulous thesaurus" 23 March 2016. Web. 1 October 2026. <https://smartdefine.org/credulous/thesaurus/synonyms>