69 entries under absurd topic. ×

19
impracticable(adjective, difficulty, wild, useless)
17
unworkable(adjective, wild, unreasonable, useless)
16
absurd(adjective, hard, difficult, wild, unreasonable)
15
preposterous(adjective, false, ridiculous, bizarre)
14
unfeasible(adjective, perfect, wild, unreasonable, useless)
13
unimaginable(adjective, extraordinary, unusual, strange, unreasonable)
13
ridiculous(adjective, silly, stupid, funny)
10
unattainable(adjective, wild, unreasonable, useless)
9
unlikely(adjective, extraordinary, unusual, strange, unreasonable)
9
infeasible(adjective, wild, unreasonable, useless)
8
illogical(adjective, wild, unreasonable, useless)
8
implausible(adjective, hard, great, difficult, extraordinary)
8
ludicrous(adjective, intolerable, ungovernable)
8
unrealistic(adjective, false, wild, practical)
8
unreasonable(adjective, hard, difficult, unusual, stupid)
6
out of the question(expression, adjective, idiom, wild, stupid)
6
outlandish(adjective, hard, difficult, extraordinary, silly)
5
paradoxical
5
self-contradictory
4
crazy
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APASmart Define. (2016). impossible thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/impossible/thesaurus/synonyms
ChicagoSmart Define. 2016. "impossible thesaurus" https://smartdefine.org/impossible/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, impossible thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/impossible/thesaurus/synonyms>.
MLASmart Define. "impossible thesaurus" 9 March 2016. Web. 22 September 2026. <https://smartdefine.org/impossible/thesaurus/synonyms>