119 entries under variable topic. ×

17
capricious(adjective, change, continue, delicate, unusual)
17
shaky(adjective, upset, weak, delicate, anxious)
13
unsafe(adjective, delicate, sensitive, unstable, doubtful)
13
unfixed(adjective, unstable, doubtful, unsettled, vague)
12
tricky(noun, adjective, weak, difficult, delicate)
12
weak(adjective, strong, anxious, nervous, ill)
11
untrustworthy(adjective, nervous, doubtful, dubious, unpredictable)
10
inconsistent(adjective, change, weak, continue, passionate)
10
mercurial(adjective, change, continue, delicate, passionate)
10
mutable(adjective, upset, change, weak, anxious)
10
treacherous(adjective, delicate, sensitive, unpredictable, unreliable)
10
volatile(adjective, change, continue, difficult, delicate)
9
fitful(adjective, unstable, irregular, doubtful, unsettled)
9
irresponsible(adjective, unstable, unsettled, unpredictable, unreliable)
8
faltering(adjective, weak, doubtful, unsettled, hesitant)
8
fluctuating(adjective, weak, unstable, irregular, doubtful)
8
shifting(adjective, upset, anxious, unstable, irregular)
8
unsound(adjective, delicate, loose, sensitive, feeble)
7
fallible(adjective, unpredictable, unreliable, fickle)
7
protean(adjective, unstable, unsettled, unpredictable, unreliable)
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APASmart Define. (2016). uncertain thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/uncertain/thesaurus/synonyms
ChicagoSmart Define. 2016. "uncertain thesaurus" https://smartdefine.org/uncertain/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2016, uncertain thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/uncertain/thesaurus/synonyms>.
MLASmart Define. "uncertain thesaurus" 24 March 2016. Web. 21 September 2026. <https://smartdefine.org/uncertain/thesaurus/synonyms>