1
changeable(adjective, unpredictable, variable)
1
changeful(careless, unstable, unreasonable, unpredictable, changeable)
1
contrary(careless, unstable, unreasonable, unpredictable, changeable)
1
crank
1
crankish
1
crazed
1
crosspatch(adjective, nonconforming)
1
cuckoo
1
daft
1
definite(adjective, special)
1
demented
1
depraved
1
deviative
1
discriminating(adjective, special)
1
distinguishing(adjective, special)
1
droll(extraordinary, unusual, wild, strange, crazy)
1
effervescent(careless, unstable, unreasonable, unpredictable, changeable)
1
errant
1
every which way(expression, careless, unstable, unreasonable, unpredictable)
1
fantasied
11 years ago|10k views|share |citing 
APASmart Define. (2015). quirky thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/quirky/thesaurus/synonyms
ChicagoSmart Define. 2015. "quirky thesaurus" https://smartdefine.org/quirky/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, quirky thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/quirky/thesaurus/synonyms>.
MLASmart Define. "quirky thesaurus" 10 April 2015. Web. 27 September 2026. <https://smartdefine.org/quirky/thesaurus/synonyms>