147 entries under unstable topic. ×

16
vacillating(adjective, doubt, uncertain, shy)
13
hesitant(adjective, doubt, uncertain, shy)
10
vacillatory(adjective, doubt, shy, decide)
9
faltering(adjective, doubt, shake, shy)
8
doubting(adjective, doubt, uncertain, shy)
7
doubtful(adjective, doubt, uncertain, shy)
7
fickle(adjective, shake, doubtful, wavering)
7
quaky(adjective, doubt, shake, erratic)
7
shy(adjective, informal, doubt, hesitant)
7
tentative(adjective, doubt, shy, doubtful)
7
undecided(adjective, doubt, shy, doubtful)
6
shilly-shally(adjective, doubt, shy, decide)
5
capricious(adjective, doubtful, erratic, unsteady)
5
fluctuating(adjective, doubt, wavering, erratic)
5
uncertain(adjective, doubt, shy, varying)
5
unsettled(adjective, doubt, doubtful, vacillating)
5
unsteadfast(adjective, doubt, shy, erratic)
4
half-hearted(adjective, doubt, uncertain, shy)
4
precarious(adjective, uncertain, shake, unclear)
4
swaying(adjective, doubt, doubtful, vacillating)
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APASmart Define. (2013). vacillant thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/vacillant/thesaurus/synonyms
ChicagoSmart Define. 2013. "vacillant thesaurus" https://smartdefine.org/vacillant/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2013, vacillant thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/vacillant/thesaurus/synonyms>.
MLASmart Define. "vacillant thesaurus" 28 June 2013. Web. 26 September 2026. <https://smartdefine.org/vacillant/thesaurus/synonyms>