119 entries under variable topic. ×

7
shifty(adjective, weak, sensitive, irregular, doubtful)
7
spasmodic(adjective, unstable, irregular, unsettled, unpredictable)
6
changeful(adjective, upset, anxious, unstable, irregular)
6
false(adjective, unpredictable, fickle, untrustworthy)
6
occasional(adjective, chance, irregular, unreliable, uneven)
6
unmethodical(unreliable, uneven, erratic, random)
5
flickering(adjective, irregular, changeable, lambent)
5
flighty(adjective, unstable, unsettled)
5
fluid(adjective, upset, change, anxious, unstable)
5
fly-by-night(adjective, nervous, doubtful, dubious, unpredictable)
5
impulsive(adjective, unusual, unstable, chance, original)
5
sporadic(irregular, unreliable, uneven, erratic)
5
uneven(adjective, irregular, unpredictable, unreliable)
5
varying(adjective, unstable, irregular, unsettled, unpredictable)
4
changing(adjective, upset, weak, anxious, doubtful)
4
inaccurate(adjective, rough, loose, vague, unpredictable)
4
untrue(adjective, unpredictable, fickle, undependable)
4
vagrant(unstable, unsettled, capricious, fluctuating)
3
alternating(adjective, changing, fluctuating, varying)
3
disconnected(unreliable, uneven, erratic, random)
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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>