92 entries under foolish topic. ×

14
crazy(adjective, silly, fantastic, unwise)
8
absurd(adjective, wild, unreasonable, useless)
7
unrealistic(adjective, wild, silly, unreasonable)
6
preposterous(adjective, unreasonable, fantastic, useless)
5
quixotic(adjective, wild, silly, fantastic)
3
ridiculous(silly, fantastic, unwise, impractical)
2
fantastic(silly, unwise, romantic, impractical)
2
imprudent(silly, fantastic, unwise, impractical)
2
irrational(silly, unwise)
2
outlandish(silly, unwise)
2
outrageous(silly, fantastic, unwise, impractical)
1
balmy(silly, fantastic, unwise, impractical)
1
beyond all reason(expression, idiom, silly, fantastic)
1
bizarre(silly, fantastic, unwise, impractical)
1
cockeyed(silly, fantastic, unwise, impractical)
1
derisory(silly, fantastic, unwise, impractical)
1
eccentric(silly, fantastic, unwise, impractical)
1
fatuous(silly, fantastic, unwise, impractical)
1
foolhardy(silly, fantastic, unwise, impractical)
1
goofy(silly, fantastic, unwise, impractical)
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APASmart Define. (2016). unworkable thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/unworkable/thesaurus/synonyms
ChicagoSmart Define. 2016. "unworkable thesaurus" https://smartdefine.org/unworkable/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, unworkable thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/unworkable/thesaurus/synonyms>.
MLASmart Define. "unworkable thesaurus" 29 March 2016. Web. 23 September 2026. <https://smartdefine.org/unworkable/thesaurus/synonyms>