262 entries under adjective topic. ×

7
erratic(careless, unreasonable, impulsive, unpredictable)
7
fanciful(free, pleasant, smart, wild)
7
flip(pleasant, silly, trivial, perky)
7
idiotic(silly, trivial, imbecility folly)
7
niggling(slight, small, silly, insignificant)
7
stupid(careless, silly, crazy, vague)
6
facetious(silly, trivial, kidding)
6
fitful(free, careless, wild, changeable)
6
frothy(light, slight, lower, ability)
6
gaga(ability, informal, careless, foolish)
6
gay(pleasant, happy, silly, trivial)
6
inconsiderable(mean, weak, soft, slight)
6
irresponsible(careless, excited, stupid, vague)
6
jocular
6
meaningless(mean, simple, slight, lower)
6
peripheral(slight, detail, silly, trivial)
6
thoughtless(silly, crazy, vague, unreliable)
6
vain(slight, small, silly, insignificant)
5
casual(weak, soft, slight, lower)
5
changeable(free, careless, wild, excited)
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APASmart Define. (2015). frivolous thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/frivolous/thesaurus/synonyms
ChicagoSmart Define. 2015. "frivolous thesaurus" https://smartdefine.org/frivolous/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, frivolous thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/frivolous/thesaurus/synonyms>.
MLASmart Define. "frivolous thesaurus" 13 April 2015. Web. 28 September 2026. <https://smartdefine.org/frivolous/thesaurus/synonyms>