46 entries under irregular topic. ×

17
vacillating(noun, verb, adjective, adverb, weak)
15
capricious(adjective, free, wild, lively, active)
15
wavering(noun, adjective, weak, uncertain, unstable)
14
variable(adjective, free, rough, wild, lively)
13
changeable(adjective, free, rough, wild, lively)
13
erratic(adjective, lively, active, unstable)
13
fickle(adjective, weak, free, wild, lively)
13
inconstant(adjective, free, wild, lively, active)
12
unsteady(adjective, weak, rough, uncertain, unstable)
11
fitful(adjective, free, rough, wild, unstable)
11
unstable(adjective, weak, lively, uncertain, active)
10
irregular(adjective, rough, lively, active, unstable)
10
irresolute(adjective, weak, uncertain, unstable)
10
sporadic(adjective, regular, routine, unreliable)
10
unpredictable(adjective, lively, active, unstable)
10
volatile(adjective, free, wild, lively, active)
9
mercurial(adjective, lively, active, unstable)
9
oscillating(noun, verb, adjective, hesitant)
9
unsettled(adjective, weak, uncertain, unstable)
8
uncertain(adjective, weak, unstable, doubtful)
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APASmart Define. (2015). fluctuating thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/fluctuating/thesaurus/synonyms
ChicagoSmart Define. 2015. "fluctuating thesaurus" https://smartdefine.org/fluctuating/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, fluctuating thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/fluctuating/thesaurus/synonyms>.
MLASmart Define. "fluctuating thesaurus" 13 April 2015. Web. 24 September 2026. <https://smartdefine.org/fluctuating/thesaurus/synonyms>