30 entries under apprehensive topic. ×

12
unsure(adjective, uncertain, nervous, doubtful, hesitant)
8
insecure(adjective, uncertain, nervous, doubtful, worried)
7
uncertain(adjective, nervous, doubtful, worried, hesitant)
6
doubtful(adjective, uncertain, nervous, shaky, dubious)
2
dubious(adjective, uncertain, nervous, doubtful, suspicious)
2
unassured(adjective, uncertain, nervous, doubtful, worried)
2
unconvinced(adjective, uncertain, nervous, doubtful, shaky)
1
betwixt and between(expression, adjective, idiom, uncertain, nervous)
1
borderline(adjective, uncertain, nervous, doubtful, shaky)
1
distrustful(adjective, uncertain, nervous, doubtful, shaky)
1
fluctuant(adjective, uncertain, nervous, doubtful, shaky)
1
fly-by-night(adjective, uncertain, nervous, doubtful, shaky)
1
iffy(adjective, uncertain, nervous, doubtful, shaky)
1
in a quandary(expression, adjective, idiom, uncertain, nervous)
1
indeterminate(adjective, uncertain, nervous, doubtful, shaky)
1
lacking(adjective, uncertain, nervous, doubtful, shaky)
1
mistrustful(adjective, uncertain, nervous, doubtful, shaky)
1
open(adjective, uncertain, nervous, doubtful, shaky)
1
problematic(adjective, uncertain, nervous, doubtful, shaky)
1
rootless(adjective, uncertain, nervous, doubtful, shaky)
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APASmart Define. (2016). unconfident thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/unconfident/thesaurus/synonyms
ChicagoSmart Define. 2016. "unconfident thesaurus" https://smartdefine.org/unconfident/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, unconfident thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/unconfident/thesaurus/synonyms>.
MLASmart Define. "unconfident thesaurus" 24 March 2016. Web. 27 September 2026. <https://smartdefine.org/unconfident/thesaurus/synonyms>