52
uncertain(noun, adjective, clear, open, weak)
31
doubtful(noun, adjective, clear, open, weak)
31
hesitant(adjective, open, weak, uncertain, awkward)
25
dubious(adjective, clear, open, rough, delicate)
22
undecided(adjective, open, weak, certain, doubt)
21
insecure(noun, adjective, change, strong, delicate)
19
indecisive(adjective, clear, open, weak, delicate)
17
shy(adjective, uncertain, awkward, doubtful, hesitant)
17
shaky(adjective, change, strong, weak, delicate)
16
questionable(adjective, clear, rough, certain, uncertain)
16
vacillating(adjective, weak, uncertain, nervous, unstable)
16
unreliable(adjective, delicate, uncertain, true, nervous)
15
indefinite(adjective, open, rough, certain, uncertain)
15
irresolute(adjective, open, weak, uncertain, nervous)
15
unsteady(adjective, change, strong, weak, delicate)
15
wavering(adjective, open, weak, uncertain, nervous)
14
iffy(noun, adjective, clear, open, delicate)
14
vague(adjective, clear, open, obscure, rough)
13
diffident(adjective, uncertain, awkward, doubtful, hesitant)
13
precarious(adjective, change, strong, uncertain, doubtful)
<1234510>
10 years ago|16k views|share |citing 
APASmart Define. (2016). unsure thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/unsure/thesaurus/synonyms
ChicagoSmart Define. 2016. "unsure thesaurus" https://smartdefine.org/unsure/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, unsure thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/unsure/thesaurus/synonyms>.
MLASmart Define. "unsure thesaurus" 24 March 2016. Web. 22 September 2026. <https://smartdefine.org/unsure/thesaurus/synonyms>