390 entries under adjective topic. ×

9
bizarre(wrong, happy, perfect, unusual)
9
immoderate(severe, harsh, offensive, exceptional)
9
inordinate(severe, harsh, offensive, exceptional)
9
monstrous(extreme, immoral, shocking, ridiculous)
8
cockeyed(knowledge, ability, informal, silly)
8
droll(unusual, strange, silly, fantastic)
8
farfetched(hard, difficult, false, unbelievable)
8
funny(silly, absurd, pitiful, pathetic)
8
incongruous(wrong, false, foolish, stupid)
8
weird(unusual, strange, silly, foolish)
7
comical(strange, funny, ridiculous, absurd)
7
daft(weak, simple, wild, silly)
7
derisory(silly, foolish, fantastic, absurd)
7
grotesque(ugly, ridiculous, misshapen)
7
harebrained(weak, great, simple, knowledge)
7
inconceivable(obscure, unreasonable, useless, absurd)
6
balmy(knowledge, slang, ability, wild)
6
dippy(weak, knowledge, slang, ability)
6
dotty(weak, simple, silly, foolish)
6
dubious(extraordinary, fantastic, amazing, ridiculous)
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APASmart Define. (2015). preposterous thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/preposterous/thesaurus/synonyms
ChicagoSmart Define. 2015. "preposterous thesaurus" https://smartdefine.org/preposterous/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, preposterous thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/preposterous/thesaurus/synonyms>.
MLASmart Define. "preposterous thesaurus" 2 September 2015. Web. 23 September 2026. <https://smartdefine.org/preposterous/thesaurus/synonyms>