17
naive(adjective, green, gullible, trusting, unsuspicious)
5
credulous
3
greenhorn(noun, person, recruit, novice, tenderfoot)
3
innocent
3
uninformed
3
unworldly
2
dove
2
fleeceable
2
victim
1
artless
1
boob
1
child
1
child of nature(expression, idiom)
1
childlike
1
chump
1
cinch
1
credulous person
1
cuckoo
1
cull
1
daffy
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APASmart Define. (2015). naif thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/naif/thesaurus/synonyms
ChicagoSmart Define. 2015. "naif thesaurus" https://smartdefine.org/naif/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, naif thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/naif/thesaurus/synonyms>.
MLASmart Define. "naif thesaurus" 10 April 2015. Web. 21 September 2026. <https://smartdefine.org/naif/thesaurus/synonyms>