149 entries under fickle topic. ×

6
temperamental(adjective, change, continue, delicate, careless)
6
ticklish(adjective, upset, change, continue, difficult)
5
mobile(adjective, upset, lively, active, anxious)
5
perfidious(adjective, false, dishonest, immoral, rotten)
5
quicksilver(lively, unpredictable, changeable, untrustworthy)
5
shifty(adjective, weak, false, uncertain, unpredictable)
5
untrustworthy(adjective, false, dishonest, immoral, dubious)
4
dishonest(adjective, false, immoral, rotten, unsound)
4
ephemeral(adjective, impulsive, unpredictable, explosive)
4
fluid(adjective, upset, change, anxious, unstable)
4
fly-by-night(adjective, loose, unpredictable, unreliable)
4
gaga(adjective, careless, lively, active, unstable)
4
irresponsible(adjective, unstable, unsettled, unpredictable, unreliable)
4
traitorous(adjective, false, dishonest, unsound)
3
flexible(adjective, changeable, variable, volatile)
3
frivolous(adjective, free, careless, wild, unstable)
3
lubricious(adjective, careless, lively, uncertain, active)
3
plastic(adjective, changeableness)
3
unsure(adjective, loose, doubtful, vague, hesitant)
2
agitated(adjective, upset, anxious, unstable, unsettled)
10 years ago|24k views|share |citing 
APASmart Define. (2016). inconstant thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/inconstant/thesaurus/synonyms
ChicagoSmart Define. 2016. "inconstant thesaurus" https://smartdefine.org/inconstant/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, inconstant thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/inconstant/thesaurus/synonyms>.
MLASmart Define. "inconstant thesaurus" 4 March 2016. Web. 27 September 2026. <https://smartdefine.org/inconstant/thesaurus/synonyms>