282 entries under adjective topic. ×

5
dizzy(scatterbrained, flighty)
5
dopey(dull, simple, silly, foolish)
5
dull(weak, simple, careless, silly)
5
flat(dull, stupid, lackluster)
5
flimsy(slight, poor, trivial, unimportance)
5
fruitless(dull, stupid, insignificant, useless)
5
hollow(slight, value, small, silly)
5
idle
5
insipid(dull, weak, soft, sweet)
5
sappy(soft, informal, silly, stupid)
5
shallow(slight, small, silly, stupid)
5
trifling(slight, poor, thin, false)
5
unoccupied
5
useless(value, stupid, insignificant, unimportant)
5
weak(dull, thin, false, silly)
5
zany(silly, foolish, unwise)
4
batty(wild, silly, foolish, stupid)
4
bizarre(careless, strange, foolish, stupid)
4
bootless
4
childish(silly, foolish, stupid, absurd)
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APASmart Define. (2015). inane thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/inane/thesaurus/synonyms
ChicagoSmart Define. 2015. "inane thesaurus" https://smartdefine.org/inane/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, inane thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/inane/thesaurus/synonyms>.
MLASmart Define. "inane thesaurus" 13 April 2015. Web. 26 September 2026. <https://smartdefine.org/inane/thesaurus/synonyms>