495 entries under adjective topic. ×

5
kooky(weak, simple, wrong, wild)
5
loopy(knowledge, ability, informal, foolish)
5
nuts(simple, wild, strange, silly)
5
oddball(strange, crazy, ridiculous)
5
off the wall(expression, idiom, light, unusual)
5
rash(crazy, mad, odd, insane)
5
unearthly(knowledge, ability)
5
unimaginable(unreasonable, useless, doubtful, dubious)
5
unrealistic(happy, wild, silly, foolish)
4
abnormal(strange, unreasonable, fantastic, ugly)
4
anomalous
4
barmy(crazy, mad, odd, insane)
4
beyond belief(expression, idiom, unusual, unreasonable)
4
contradictory(strange, foolish, stupid, odd)
4
cuckoo(silly, foolish, unwise)
4
doltish(weak, simple, silly, foolish)
4
dopey(knowledge, slang, ability, foolish)
4
doubtful(dubious, improbable)
4
empty(simple, value, silly, stupid)
4
extraordinary
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APASmart Define. (2015). absurd thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/absurd/thesaurus/synonyms
ChicagoSmart Define. 2015. "absurd thesaurus" https://smartdefine.org/absurd/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, absurd thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/absurd/thesaurus/synonyms>.
MLASmart Define. "absurd thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/absurd/thesaurus/synonyms>