75 entries under trivial topic. ×

43
foolish(adjective, characteristic, weak, simple, wrong)
38
inane(adjective, characteristic, soft, slight, tender)
37
idiotic(adjective, characteristic, weak, simple, knowledge)
31
senseless(adjective, characteristic, weak, simple, wrong)
24
dizzy(adjective, characteristic, light, slang, ability)
23
puerile(adjective, characteristic, foolish, stupid, fantastic)
22
frivolous(adjective, characteristic, slight, ability, detail)
21
pointless(adjective, characteristic, foolish, stupid, insignificant)
20
meaningless(adjective, characteristic, slight, foolish, stupid)
19
empty-headed(adjective, characteristic, slight, ability, foolish)
19
flighty(adjective, characteristic, ability, foolish, stupid)
18
childish(adjective, characteristic, foolish, innocent)
17
mindless(adjective, characteristic, dull, wrong, ability)
17
simple(noun, adjective, characteristic, weak, slight)
16
harebrained(adjective, characteristic, weak, simple, knowledge)
14
ignorant(adjective, characteristic, slight, detail, foolish)
14
unintelligent(adjective, characteristic, weak, simple, slight)
13
impractical(adjective, characteristic, foolish, stupid)
12
empty(adjective, characteristic, slight, detail, small)
9
shallow(adjective, slight, detail, small, foolish)
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APASmart Define. (2016). silly thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/silly/thesaurus/synonyms
ChicagoSmart Define. 2016. "silly thesaurus" https://smartdefine.org/silly/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, silly thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/silly/thesaurus/synonyms>.
MLASmart Define. "silly thesaurus" 20 January 2016. Web. 26 September 2026. <https://smartdefine.org/silly/thesaurus/synonyms>