153 entries under dubious topic. ×

12
weak(adjective, strong, anxious, nervous, ill)
11
hesitating(adjective, weak, doubtful, unsettled, hesitant)
11
obscure(adjective, clear, rough, difficult, dark)
11
speculative(adjective, delicate, sensitive, doubtful, unsettled)
11
untrustworthy(adjective, nervous, doubtful, unpredictable)
10
fishy(adjective, honest, informal, doubtful, unsettled)
10
hazy(adjective, rough, doubtful, unsettled, vague)
10
tentative(adjective, open, weak, doubtful, unsettled)
9
distrustful(adjective, nervous, doubtful, unsettled, hesitant)
9
mysterious(adjective, dark, doubtful, vague)
9
problematical(adjective, clear, certain, doubtful)
9
touchy(adjective, difficult, delicate, passionate, nervous)
8
controversial(noun, adjective, doubtful, unsettled, vague)
8
enigmatic(adjective, obscure, rough, difficult, doubtful)
8
faltering(adjective, weak, doubtful, unsettled, hesitant)
8
open(adjective, certain, nervous, unstable, doubtful)
8
sensitive(adjective, weak, delicate, passionate, unstable)
8
undefined(adjective, doubtful, vague, unknown)
8
uneasy(adjective, upset, anxious, awkward, nervous)
8
unsound(adjective, delicate, loose, sensitive, feeble)
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APASmart Define. (2016). uncertain thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/uncertain/thesaurus/synonyms
ChicagoSmart Define. 2016. "uncertain thesaurus" https://smartdefine.org/uncertain/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, uncertain thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/uncertain/thesaurus/synonyms>.
MLASmart Define. "uncertain thesaurus" 24 March 2016. Web. 25 September 2026. <https://smartdefine.org/uncertain/thesaurus/synonyms>