74 entries under unrealistic topic. ×

1
improbable(wild, silly, unreasonable, useless, absurd)
1
imprudent(adjective, silly, foolish, fantastic, unwise)
1
inane(silly, foolish, fantastic, unwise, impractical)
1
inapplicable(wild, unreasonable, useless, absurd, abstract)
1
inappropriate(silly, foolish, fantastic, unwise, impractical)
1
inefficacious(wild, unreasonable, useless, absurd, abstract)
1
infeasible(wild, unreasonable, useless, absurd)
1
inoperable(wild, unreasonable, useless, absurd, abstract)
1
insane(silly, foolish, fantastic, unwise, impractical)
1
irresponsible(silly, foolish, fantastic, unwise, impractical)
1
ivory-tower(adjective, wild, silly, unreasonable, useless)
1
loony(silly, foolish, fantastic, unwise, impractical)
1
ludicrous(silly, foolish, fantastic, unwise, impractical)
1
nonfunctional(wild, unreasonable, useless, absurd, abstract)
1
nonsensical(silly, foolish, fantastic, impractical, unreal)
1
nonviable(wild, unreasonable, useless, absurd, abstract)
1
odd(silly, foolish, fantastic, unwise, impractical)
1
out of all reason(expression, idiom, silly, foolish, fantastic)
1
outrageous(silly, foolish, fantastic, unwise, impractical)
1
peculiar(silly, foolish, fantastic, unwise, impractical)
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APASmart Define. (2016). quixotic thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/quixotic/thesaurus/synonyms
ChicagoSmart Define. 2016. "quixotic thesaurus" https://smartdefine.org/quixotic/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2016, quixotic thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/quixotic/thesaurus/synonyms>.
MLASmart Define. "quixotic thesaurus" 24 March 2016. Web. 1 October 2026. <https://smartdefine.org/quixotic/thesaurus/synonyms>