54
skeptical(adjective, belief, wary, skeptical, mistrustful)
33
distrustful(adjective, wary, skeptical, mistrustful, incredulity)
32
disbelieving(adjective, belief, skeptical, leery, unbelieving)
29
dubious(adjective, doubtful, skeptical, leery, disbelieving)
28
suspicious(adjective, doubtful, wary, skeptical, mistrustful)
22
doubtful(adjective, skeptical, leery, disbelieving, unbelieving)
20
unbelieving(adjective, belief, wary, skeptical, mistrustful)
19
doubting(adjective, skeptical, leery, unbelief doubt, disbelieving)
15
sceptical(adjective, doubtful)
14
questioning(adjective, belief, wary, skeptical, mistrustful)
11
unconvinced(adjective, skeptical, leery, disbelieving, unbelieving)
11
wary(adjective, skeptical, mistrustful, distrustful, unbelieving)
10
mistrustful(adjective, wary, skeptical, distrustful, leery)
10
cynical(adjective, skeptical, incredulity, leery, disbelieving)
10
hesitant(adjective, unbelieving)
10
uncertain(adjective, unbelieving)
10
faithless(adjective, irreligion)
8
inconvincible
7
incredible
6
precarious
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APASmart Define. (2015). incredulous thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/incredulous/thesaurus/synonyms
ChicagoSmart Define. 2015. "incredulous thesaurus" https://smartdefine.org/incredulous/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, incredulous thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/incredulous/thesaurus/synonyms>.
MLASmart Define. "incredulous thesaurus" 3 August 2015. Web. 25 September 2026. <https://smartdefine.org/incredulous/thesaurus/synonyms>