61 entries under irregular topic. ×

10
changeful(adjective, careless, unstable, unreasonable)
10
fitful(adjective, weak, free, wild, uncertain)
10
wavering(adjective, unstable, unsettled, hesitant)
8
flickering(adjective, changeable, variable, transient)
7
wayward(adjective, careless, unstable, unreasonable)
6
eccentric(unpredictable, unreliable, caprice)
5
arbitrary(adjective, careless, unstable, unreasonable)
5
rambling(adjective, unpredictable, unreliable, motiveless)
3
uneven(adjective, unpredictable, unreliable, unbalanced)
3
varying(adjective, unstable, unsettled, unpredictable)
2
desultory(unpredictable, unreliable)
2
iffy(adjective, unusual, uncertain, unstable)
2
roving(unpredictable, unreliable)
2
spasmodic(adjective, unstable, unsettled, unpredictable)
1
dicey(adjective, delicate, uncertain, sensitive)
1
dubious(unpredictable, unreliable, uneven, unbalanced)
1
flaky(careless, lively, unstable, unreasonable)
1
planetary(unpredictable, unreliable)
1
vagarious(careless, unstable, unreasonable, unreliable)
0
aberrant(unpredictable, unreliable)
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APASmart Define. (2016). volatile thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/volatile/thesaurus/synonyms
ChicagoSmart Define. 2016. "volatile thesaurus" https://smartdefine.org/volatile/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, volatile thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/volatile/thesaurus/synonyms>.
MLASmart Define. "volatile thesaurus" 26 February 2016. Web. 22 September 2026. <https://smartdefine.org/volatile/thesaurus/synonyms>