71 entries under unrealistic topic. ×

1
ill-conceived(silly, foolish, fantastic, unwise, impractical)
1
illogical(adjective, wild, unreasonable, useless, absurd)
1
inane(silly, foolish, fantastic, unwise, impractical)
1
inefficacious(wild, unreasonable, useless, absurd)
1
insane(silly, foolish, fantastic, unwise, impractical)
1
irresponsible(silly, foolish, fantastic, unwise, impractical)
1
ivory-tower(wild, silly, unreasonable, useless, absurd)
1
loony(silly, foolish, fantastic, unwise, impractical)
1
ludicrous(silly, foolish, fantastic, unwise, impractical)
1
nonsensical(silly, foolish, fantastic, impractical, unreal)
1
nonviable(wild, unreasonable, useless, absurd)
1
odd(silly, foolish, fantastic, unwise, impractical)
1
otherworldly(wild, unreasonable, useless, absurd)
1
out of all reason(expression, idiom, silly, foolish, fantastic)
1
outrageous(adjective, rough, wild, strange, silly)
1
peculiar(silly, foolish, fantastic, unwise, impractical)
1
puerile(silly, foolish, fantastic, unwise, impractical)
1
senseless(silly, foolish, fantastic, unwise, impractical)
1
short-sighted(silly, foolish, fantastic, unwise, impractical)
1
silly(foolish, fantastic, unwise, unlikely, unreal)
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APASmart Define. (2016). impracticable thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/impracticable/thesaurus/synonyms
ChicagoSmart Define. 2016. "impracticable thesaurus" https://smartdefine.org/impracticable/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2016, impracticable thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/impracticable/thesaurus/synonyms>.
MLASmart Define. "impracticable thesaurus" 29 March 2016. Web. 30 September 2026. <https://smartdefine.org/impracticable/thesaurus/synonyms>