12 entries under impracticability topic. ×

8
unreasonable(adjective, correct, right, unsound, representation)
8
unfeasible(adjective, impossibility, unfeasibility)
7
impractical(adjective, representation, unreality, unrealism)
6
fanciful(adjective, unsound, unreality, irreality)
5
insincere(adjective, unsound, unreality, irreality)
5
chimerical(adjective, impossibility, unfeasibility)
5
inefficient(adjective, unsound, unreality, irreality)
5
unsound(adjective, unreality, irreality)
5
unwise(adjective, unsound, unreality, irreality)
4
air-built(adjective, impossibility, unfeasibility)
4
impossible(adjective, impossibility, unfeasibility)
4
unrealizable(adjective, impossibility, unfeasibility)
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APASmart Define. (2016). realistic thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/realistic/thesaurus/antonyms
ChicagoSmart Define. 2016. "realistic thesaurus" https://smartdefine.org/realistic/thesaurus/antonyms (accessed September 26, 2026).
HarvardSmart Define 2016, realistic thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/realistic/thesaurus/antonyms>.
MLASmart Define. "realistic thesaurus" 31 March 2016. Web. 26 September 2026. <https://smartdefine.org/realistic/thesaurus/antonyms>