73 entries under erratic topic. ×

6
protean(adjective, unstable, unsettled, unpredictable, unreliable)
5
impatient(adjective, passionate, nervous, sensitive, unstable)
5
petulant(adjective, delicate, passionate, sensitive, unstable)
5
random(adjective, changeable, capricious, motiveless)
3
varying(adjective, unstable, irregular, unsettled, unpredictable)
2
fluky(changeable, random)
2
hypersensitive(adjective, delicate, passionate, sensitive, unstable)
2
iffy(adjective, unusual, uncertain, unstable, irregular)
2
mobile(adjective, lively, active, unstable, unsettled)
2
spasmodic(adjective, unstable, irregular, unsettled, unpredictable)
2
up and down(expression, adjective, idiom, free, careless)
1
bubbleheaded(lively, unpredictable, unreliable, changeable)
1
cussed(adjective, passionate, unstable, unpredictable, unreliable)
1
dicey(adjective, delicate, uncertain, sensitive, irregular)
1
easily upset(expression, adjective, passionate, nervous, unstable)
1
froward(adjective, passionate, unstable, unpredictable, unreliable)
1
headstrong(adjective, passionate, unstable, unpredictable, unreliable)
1
hyper(adjective, passionate, nervous, unstable, tense)
1
in bad mood(expression, adjective, idiom, passionate, unstable)
1
mean(adjective, delicate, passionate, sensitive, unstable)
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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>