168 entries under uncertain topic. ×

14
undependable(adjective, nervous, dishonest, doubtful)
13
iffy(adjective, clear, open, delicate, informal)
13
improbable(adjective, unreasonable, doubtful, likely)
13
shaky(adjective, delicate, nervous, unstable)
12
indecisive(adjective, clear, open, delicate, certain)
12
distrustful(adjective, nervous, doubtful, unsettled)
12
dubitable(adjective, clear, certain, anxious)
12
moot(noun, adjective, open, doubtful)
12
skeptical(adjective, certain, doubt, nervous)
12
unclear(adjective, clear, open, rough, certain)
11
hesitant(adjective, open, nervous, doubtful)
10
arguable(noun, adjective, doubtful, unsettled)
10
disreputable(adjective, doubtful, unsettled, unpredictable)
10
fly-by-night(adjective, nervous, dishonest, doubtful)
10
problematical(adjective, clear, certain, doubtful)
10
unsteady(adjective, delicate, unstable, doubtful)
9
indeterminate(adjective, clear, obscure, rough, certain)
9
insecure(adjective, delicate, nervous, unstable)
9
mistrustful(adjective, nervous, doubtful, vague)
9
open(adjective, nervous, unstable, doubtful)
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APASmart Define. (2016). dubious thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/dubious/thesaurus/synonyms
ChicagoSmart Define. 2016. "dubious thesaurus" https://smartdefine.org/dubious/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, dubious thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/dubious/thesaurus/synonyms>.
MLASmart Define. "dubious thesaurus" 4 March 2016. Web. 24 September 2026. <https://smartdefine.org/dubious/thesaurus/synonyms>