140 entries under unstable topic. ×

12
weak(adjective, false, uncertain, true, nervous)
11
irregular(adjective, doubtful, unsettled, vague)
11
slippery(adjective, delicate, false, uncertainty, uncertain)
11
vacillating(adjective, uncertain, true, nervous)
11
variable(adjective, passionate, irregular, doubtful)
11
volatile(adjective, passionate, irregular, unsettled)
10
dangerous(adjective, delicate, false, uncertain)
10
flighty(adjective, careless, unsettled, vague)
10
mercurial(adjective, passionate, irregular, unsettled)
10
unsettled(adjective, delicate, uncertain, irregular)
9
inconsistent(adjective, unusual, passionate, irregular)
9
tricky(adjective, wrong, delicate, false, loose)
8
fluctuating(adjective, dishonest, irregular, unsettled)
8
iffy(adjective, delicate, uncertain, nervous)
8
indecisive(adjective, delicate, uncertain, nervous)
8
irresolute(adjective, uncertain, nervous, irregular)
7
changeful(adjective, dishonest, irregular, unsettled)
7
mutable(adjective, unsettled, changeable, fickle)
6
fitful(adjective, irregular, doubtful, unsettled)
6
rocky(adjective, delicate, uncertain, doubtful)
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APASmart Define. (2016). unreliable thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/unreliable/thesaurus/synonyms
ChicagoSmart Define. 2016. "unreliable thesaurus" https://smartdefine.org/unreliable/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2016, unreliable thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/unreliable/thesaurus/synonyms>.
MLASmart Define. "unreliable thesaurus" 4 March 2016. Web. 30 September 2026. <https://smartdefine.org/unreliable/thesaurus/synonyms>