78 entries under steep topic. ×

62
absurd(adjective, hard, weak, simple, wrong)
49
ridiculous(adjective, weak, simple, wrong, wild)
40
ludicrous(adjective, weak, simple, wrong, false)
37
foolish(adjective, weak, simple, wrong, knowledge)
36
nonsensical(adjective, weak, simple, wrong, knowledge)
32
crazy(adjective, weak, simple, wrong, knowledge)
31
silly(adjective, weak, simple, wrong, knowledge)
28
outrageous(adjective, severe, evil, harsh, offensive)
24
extravagant(adjective, severe, happy, harsh, offensive)
21
fantastic(adjective, weak, simple, happy, perfect)
21
unreasonable(adjective, hard, weak, simple, wrong)
17
extreme(adjective, offensive, strange, unreasonable, extravagant)
16
implausible(adjective, hard, great, difficult, extraordinary)
12
exorbitant(adjective, hard, difficult, offensive, unreasonable)
11
excessive(adjective, severe, harsh, offensive, false)
10
unconscionable(adjective, offensive, usual, unreasonable, extreme)
9
bizarre(adjective, wrong, happy, perfect, unusual)
9
immoderate(adjective, severe, harsh, offensive, exceptional)
9
inordinate(adjective, severe, harsh, offensive, exceptional)
6
fanciful(adjective, happy, perfect, strange, fantastic)
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APASmart Define. (2015). preposterous thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/preposterous/thesaurus/synonyms
ChicagoSmart Define. 2015. "preposterous thesaurus" https://smartdefine.org/preposterous/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, preposterous thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/preposterous/thesaurus/synonyms>.
MLASmart Define. "preposterous thesaurus" 2 September 2015. Web. 20 September 2026. <https://smartdefine.org/preposterous/thesaurus/synonyms>