259 entries under adjective topic. ×

2
birdbrained(dull, simple, slow, silly)
2
cracked(stupid, crazy, insane)
2
credulous(silly, stupid, green, fat)
2
farcical
2
feather-brained
2
feeble(silly, stupid, green, fat)
2
flaky(silly, stupid, insignificant, unreasonable)
2
futile(dull, simple, slow, foolish)
2
harebrained(weak, simple, knowledge, ability)
2
injudicious(weak, simple, mind, think)
2
loopy(knowledge, ability, informal, foolish)
2
meaningless(dull, simple, slow, silly)
2
mentally defective
2
rash(dull, simple, slow, silly)
2
soft(silly, stupid, green, fat)
2
softheaded(knowledge, ability)
2
undiscerning
2
unperceiving
2
unperceptive
2
unwitting(innocent, thick, unfamiliar, unconscious)
10 years ago|15k views|share |citing 
APASmart Define. (2016). moronic thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/moronic/thesaurus/synonyms
ChicagoSmart Define. 2016. "moronic thesaurus" https://smartdefine.org/moronic/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, moronic thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/moronic/thesaurus/synonyms>.
MLASmart Define. "moronic thesaurus" 24 March 2016. Web. 25 September 2026. <https://smartdefine.org/moronic/thesaurus/synonyms>