13
problematic(adjective, clear, rough, delicate, certain)
13
unstable(adjective, change, strong, weak, delicate)
12
fickle(adjective, weak, uncertain, dishonest, hesitant)
12
suspicious(adjective, uncertain, awkward, nervous, shy)
12
timid(adjective, weak, uncertain, shy, doubtful)
12
unsettled(adjective, open, weak, rough, delicate)
11
undependable(adjective, uncertain, nervous, unstable, dishonest)
11
weak(adjective, change, strong, poor, uncertain)
11
ambivalent(adjective, open, uncertain, doubtful, vague)
11
chancy(noun, adjective, clear, delicate, certain)
11
unclear(adjective, clear, open, rough, certain)
11
unconfident(adjective, uncertain, nervous, doubtful, hesitant)
10
fly-by-night(adjective, uncertain, nervous, dishonest, doubtful)
10
debatable(adjective, open, uncertain, doubtful, dubious)
10
skeptical(adjective, certain, doubt, uncertain, nervous)
10
tentative(adjective, open, weak, uncertain, shy)
10
unresolved(adjective, open, certain, uncertain, doubtful)
10
unsafe(adjective, delicate, uncertain, unstable, dishonest)
10
untrustworthy(adjective, uncertain, nervous, dishonest, doubtful)
9
equivocal(adjective, clear, open, rough, delicate)
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APASmart Define. (2016). unsure thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/unsure/thesaurus/synonyms
ChicagoSmart Define. 2016. "unsure thesaurus" https://smartdefine.org/unsure/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, unsure thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/unsure/thesaurus/synonyms>.
MLASmart Define. "unsure thesaurus" 24 March 2016. Web. 23 September 2026. <https://smartdefine.org/unsure/thesaurus/synonyms>