62 entries under vacillating topic. ×

12
unfaithful(adjective, false, cold, hot, dishonest)
11
indecisive(adjective, weak, uncertain, unstable, doubtful)
11
quicksilver(adjective, cold, lively, hot, changeable)
11
temperamental(adjective, change, moving, continue, delicate)
11
unsure(adjective, weak, uncertain, dishonest, hesitant)
9
untrue(adjective, false, cold, hot, dishonest)
8
ticklish(adjective, change, continue, difficult, delicate)
7
arbitrary(adjective, careless, cold, hot, unstable)
7
undecided(adjective, weak, uncertain, doubtful, hesitant)
5
coquettish(adjective, cold, hot, changeable, indecisive)
5
hesitant(adjective, weak, uncertain, doubtful, unsure)
5
infirm(adjective, weak, indecisive, irresolute)
5
lubricious(adjective, careless, cold, lively, uncertain)
5
shaky(adjective, weak, uncertain, unstable, doubtful)
4
cheating(adjective, false, cold, hot, dishonest)
4
weak(adjective, uncertain, sensitive, doubtful, dubious)
4
wishy-washy(adjective, weak, indecisive)
3
two-timing(adjective, false, cold, hot, dishonest)
2
changing(adjective, weak, uncertain, doubtful, hesitant)
2
double-crossing(adjective, false, cold, hot, dishonest)
10 years ago|26k views|share |citing 
APASmart Define. (2016). fickle thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/fickle/thesaurus/synonyms
ChicagoSmart Define. 2016. "fickle thesaurus" https://smartdefine.org/fickle/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, fickle thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/fickle/thesaurus/synonyms>.
MLASmart Define. "fickle thesaurus" 26 February 2016. Web. 23 September 2026. <https://smartdefine.org/fickle/thesaurus/synonyms>