73 entries under variable topic. ×

8
fluid(adjective, unstable, unsettled, unpredictable, unreliable)
8
irresolute(adjective, unstable, irregular, unsettled, unpredictable)
8
movable(adjective, lively, unstable, unsettled, changeable)
8
temperamental(adjective, change, continue, delicate, cross)
8
vacillating(adjective, unstable, irregular, unsettled, unpredictable)
7
impulsive(adjective, cross, careless, lively, melancholy)
7
irregular(adjective, lively, uncertain, active, unstable)
6
fitful(adjective, cross, careless, melancholy, uncertain)
6
ticklish(adjective, change, continue, difficult, delicate)
6
varying(adjective, unstable, irregular, unsettled, unpredictable)
5
indecisive(adjective, unstable, unsettled, changeable)
5
protean(adjective, unstable, unsettled, unpredictable, unreliable)
5
unfixed(adjective, unstable, unsettled)
4
changing(adjective, changeable, fickle, volatile)
4
fanciful(adjective, careless, unstable, unreasonable, impulsive)
4
freakish(adjective, change, continue, careless, unstable)
4
irresponsible(adjective, unstable, unsettled, unreliable, changeable)
4
lubricious(adjective, careless, lively, uncertain, active)
4
skittish(adjective, nervous, unstable, unsettled, emotional)
4
versatile(adjective, unstable, unsettled, changeable)
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APASmart Define. (2015). mercurial thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/mercurial/thesaurus/synonyms
ChicagoSmart Define. 2015. "mercurial thesaurus" https://smartdefine.org/mercurial/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, mercurial thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/mercurial/thesaurus/synonyms>.
MLASmart Define. "mercurial thesaurus" 13 April 2015. Web. 23 September 2026. <https://smartdefine.org/mercurial/thesaurus/synonyms>