72 entries under unpredictable topic. ×

42
capricious(adjective, characteristic, person, change, free)
25
fanciful(adjective, free, pleasant, excellent, gentle)
18
erratic(adjective, change, continue, careless, strange)
18
fickle(adjective, change, free, continue, careless)
11
frivolous(adjective, light, free, pleasant, smart)
11
volatile(adjective, change, free, continue, careless)
9
changeable(adjective, change, free, continue, wild)
9
inconstant(adjective, change, free, continue, careless)
9
bizarre(adjective, happy, perfect, unusual, strange)
8
crotchety(adjective, careless, unstable, unreasonable)
8
kinky(adjective, happy, informal, perfect, rude)
7
fitful(adjective, free, careless, wild, unstable)
6
variable(adjective, change, free, continue, careless)
5
airy(adjective, nature, light, casual, unconcerned)
5
flaky(adjective, light, happy, informal, perfect)
5
fluctuating(adjective, free, wild, unstable, unsettled)
5
notional(adjective, happy, perfect, careless, unstable)
4
moody(noun, adjective, careless, unstable, unreasonable)
4
rambling(adjective, irregular, unreliable, motiveless)
3
fleeting(adjective, impulsive, capricious, explosive)
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APASmart Define. (2016). whimsical thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/whimsical/thesaurus/synonyms
ChicagoSmart Define. 2016. "whimsical thesaurus" https://smartdefine.org/whimsical/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, whimsical thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/whimsical/thesaurus/synonyms>.
MLASmart Define. "whimsical thesaurus" 31 March 2016. Web. 25 September 2026. <https://smartdefine.org/whimsical/thesaurus/synonyms>