98 entries under stupid topic. ×

18
unworkable(adjective, unreasonable, idle, useless)
15
impracticable(adjective, unreasonable, useless, trivial)
15
wild(adjective, wrong, happy, tender, perfect)
12
unusable(adjective, weak, unreasonable, useless)
11
insane(adjective, wrong, wild, silly, foolish)
10
ineffective(adjective, idle, useless, trivial)
8
silly(adjective, foolish, trivial, impulsive)
8
unreasonable(adjective, silly, foolish, useless)
7
futile(adjective, unreasonable, useless, absurd)
6
crazy(adjective, wrong, slow, wild, silly)
6
ineffectual(adjective, idle, useless, trivial)
6
nonfunctional(adjective, weak, unreasonable, idle)
6
unavailing(adjective, idle, trivial, incompetent)
6
unwise(adjective, wild, unreasonable, thoughtless)
5
ridiculous(adjective, silly, foolish, half-baked)
4
frivolous(adjective, silly, foolish, trivial)
4
half-baked(adjective, silly, impulsive, unlikely)
4
incompetent(adjective, weak, idle, useless)
4
pointless(adjective, silly, foolish, idle)
4
worthless(adjective, useless, trivial, insufficient)
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APASmart Define. (2016). impractical thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/impractical/thesaurus/synonyms
ChicagoSmart Define. 2016. "impractical thesaurus" https://smartdefine.org/impractical/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2016, impractical thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/impractical/thesaurus/synonyms>.
MLASmart Define. "impractical thesaurus" 29 March 2016. Web. 21 September 2026. <https://smartdefine.org/impractical/thesaurus/synonyms>