262 entries under adjective topic. ×

5
futile(silly, useless, trivial, empty)
5
merry
5
piddling(slight, small, insignificant, unimportant)
5
ridiculous(simple, pleasant, smart, silly)
5
skittish(nervous, caprice)
4
aimless
4
brainless(simple, careless, foolish, stupid)
4
careless(easy, wild, loose, stupid)
4
hilarious
4
impractical(silly, foolish, stupid, trivial)
4
irrelevant(mean, slight, lower, value)
4
jolly
4
negligible(mean, slight, lower, value)
4
random
4
trite(mean, slight, small, unimportant)
4
vacuous
3
arbitrary(chance, changeable, uninformed, indecisive)
3
birdbrained(slang, ability)
3
impulsive(silly, crazy, unreliable, changeable)
3
inconstant(free, careless, wild, unstable)
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APASmart Define. (2015). frivolous thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/frivolous/thesaurus/synonyms
ChicagoSmart Define. 2015. "frivolous thesaurus" https://smartdefine.org/frivolous/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, frivolous thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/frivolous/thesaurus/synonyms>.
MLASmart Define. "frivolous thesaurus" 13 April 2015. Web. 29 September 2026. <https://smartdefine.org/frivolous/thesaurus/synonyms>