54 entries under impulsive topic. ×

4
impermanent(adjective, unpredictable, changeable, fickle)
4
transitory(unpredictable, explosive)
3
giddy(adjective, unpredictable, unreliable, changeable)
3
lubricious(adjective, careless, lively, uncertain, active)
2
transient(unpredictable, explosive)
1
buoyant(lively, detached, unpredictable, changeable)
1
contrary(adjective, careless, uncertain, unstable, unreasonable)
1
expansive(lively, tolerant, unpredictable, changeable)
1
explosive(adjective, upset, passionate, uncertain, anxious)
1
frivolous(adjective, free, careless, wild, extravagant)
1
gay(lively, tolerant, unpredictable, changeable)
1
lively(tolerant, unpredictable, unreliable, changeable)
1
odd(adjective, rough, careless, unstable, unreasonable)
1
sprightly(lively, tolerant, unpredictable, changeable)
1
up-and-down(adjective, lively, active, unpredictable)
1
up and down(expression, adjective, idiom, free, careless)
1
yo-yo(adjective, careless, lively, active, unstable)
0
airy(tolerant, unpredictable, changeable, explosive)
0
elusive(unpredictable, untrustworthy, sneaky, explosive)
0
ephemeral(unpredictable, explosive)
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APASmart Define. (2015). variable thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/variable/thesaurus/synonyms
ChicagoSmart Define. 2015. "variable thesaurus" https://smartdefine.org/variable/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, variable thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/variable/thesaurus/synonyms>.
MLASmart Define. "variable thesaurus" 13 April 2015. Web. 21 September 2026. <https://smartdefine.org/variable/thesaurus/synonyms>