Synonyms|387Antonyms|77|Broader|1Narrower|9Related|620

210 entries under adjective topic. ×

2
biting(innocent, susceptible, naive, trusting)
2
unquestioning
2
brainless(dull, simple, slow, silly)
2
covetous
2
deceivable(calm, light, soft, informal)
2
deludable(calm, light, soft, informal)
2
dumb(dull, simple, slow, silly)
2
greenish
2
illogical
2
influenceable(susceptible, vulnerable, suggestible)
2
irrational
2
kidding oneself(expression, innocent, susceptible, naive)
2
light(soft, gentle, tolerant, flexible)
2
malleable(person, feelings, susceptible, emotions)
2
open(calm, simple, easy, informal)
2
pliable(person, feelings, susceptible, vulnerable)
2
pliant(person, feelings, susceptible, emotions)
2
taken in(expression, innocent, green, susceptible)
2
taking the bait(expression, idiom, innocent, susceptible)
2
thick-witted
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APASmart Define. (2016). gullible thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/gullible/thesaurus/synonyms
ChicagoSmart Define. 2016. "gullible thesaurus" https://smartdefine.org/gullible/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2016, gullible thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/gullible/thesaurus/synonyms>.
MLASmart Define. "gullible thesaurus" 23 March 2016. Web. 28 September 2026. <https://smartdefine.org/gullible/thesaurus/synonyms>