50 entries under unstable topic. ×

24
irregular(adjective, rough, unsettled, unpredictable)
21
fitful(adjective, rough, loose, anxious)
17
erratic(adjective, irregular, unsettled, unpredictable)
11
changeable(adjective, rough, anxious, irregular)
10
unsteady(adjective, rough, anxious, irregular)
8
capricious(adjective, irregular, unsettled, unpredictable)
8
fickle(adjective, unsettled, unpredictable, unreliable)
8
uncertain(adjective, irregular, unsettled, unpredictable)
7
variable(adjective, rough, irregular, unsettled)
6
fluctuating(adjective, rough, regular, irregular)
6
inconstant(adjective, anxious, irregular, unsettled)
6
shifting(adjective, unusual, irregular, unsettled)
5
irresolute(anxious, unsettled, restless, uneasy)
5
restless(adjective, anxious, content, irregular)
5
unsettled(adjective, anxious, agitated, restless)
5
wavering(adjective, unsettled, unpredictable, unreliable)
4
varying(adjective, unsettled, unpredictable, unreliable)
3
inconsistent(adjective, irregular, unsettled, unpredictable)
3
unfixed(unsettled, variable, changeableness)
3
vagrant(unsettled, variable, capricious, changeableness)
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APASmart Define. (2015). spasmodic thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/spasmodic/thesaurus/synonyms
ChicagoSmart Define. 2015. "spasmodic thesaurus" https://smartdefine.org/spasmodic/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, spasmodic thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/spasmodic/thesaurus/synonyms>.
MLASmart Define. "spasmodic thesaurus" 10 April 2015. Web. 27 September 2026. <https://smartdefine.org/spasmodic/thesaurus/synonyms>