19
naive(adjective, simple, friendly, innocent, green)
15
innocent(adjective, simple, susceptible, ignorant, naive)
15
unsuspicious(adjective, simple, friendly, belief, hope)
12
unaware(adjective, innocent, thoughtless, unqualified, ignorant)
8
credulous(adjective, simple, belief, foolish, fresh)
8
unconscious(adjective, innocent, ignorant, unfamiliar, heedless)
8
unwary(adjective, thoughtless, green, unqualified, naive)
7
ignorant(adjective, simple, innocent, thoughtless, unconcerned)
7
trustful(adjective, friendly, foolish, green, naive)
7
trusting(adjective, simple, friendly, foolish, innocent)
7
undoubting(adjective, gullible)
7
confiding(adjective, simple, friendly, belief, fresh)
7
napping(unqualified, inattentive, unprepared, gullible, unready)
7
unknowing(adjective, innocent, thoughtless, unconcerned, ignorant)
7
unprepared(unqualified, inattentive, gullible, unready)
6
asleep
6
gullible(adjective, simple, fresh, innocent, green)
6
ingenuous(adjective, simple, fresh, innocent, ignorant)
6
uninformed(adjective, innocent, thoughtless, unconcerned, ignorant)
5
inexperienced(adjective, simple, innocent, unfamiliar, unconscious)
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APASmart Define. (2015). unsuspecting thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/unsuspecting/thesaurus/synonyms
ChicagoSmart Define. 2015. "unsuspecting thesaurus" https://smartdefine.org/unsuspecting/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, unsuspecting thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/unsuspecting/thesaurus/synonyms>.
MLASmart Define. "unsuspecting thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/unsuspecting/thesaurus/synonyms>