49
unsure(noun, adjective, clear, open, weak)
44
doubtful(noun, adjective, clear, open, weak)
37
undecided(noun, adjective, open, weak, certain)
36
dubious(noun, adjective, clear, open, rough)
32
questionable(noun, adjective, clear, rough, honest)
31
unsettled(noun, adjective, upset, change, open)
30
unreliable(adjective, delicate, passionate, true, nervous)
28
indefinite(adjective, open, obscure, rough, certain)
26
hesitant(adjective, open, weak, nervous, unstable)
24
vague(adjective, clear, open, obscure, rough)
23
precarious(adjective, upset, difficult, delicate, anxious)
23
unpredictable(noun, adjective, upset, change, continue)
23
vacillating(adjective, weak, nervous, unstable, irregular)
22
ambiguous(adjective, clear, open, rough, delicate)
22
unstable(adjective, upset, change, weak, continue)
22
undependable(adjective, passionate, nervous, unstable, irregular)
21
irresolute(adjective, open, weak, nervous, unstable)
21
fickle(adjective, change, weak, continue, delicate)
21
iffy(noun, adjective, clear, open, delicate)
21
inconstant(adjective, upset, change, continue, delicate)
<1234510>
10 years ago|47k views|share |citing 
APASmart Define. (2016). uncertain thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/uncertain/thesaurus/synonyms
ChicagoSmart Define. 2016. "uncertain thesaurus" https://smartdefine.org/uncertain/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2016, uncertain thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/uncertain/thesaurus/synonyms>.
MLASmart Define. "uncertain thesaurus" 24 March 2016. Web. 20 September 2026. <https://smartdefine.org/uncertain/thesaurus/synonyms>