2
rash(adjective, dull, simple, slow, silly)
2
reckless(silly, thoughtless, unwise)
2
soft(adjective, silly, stupid, green, fat)
2
softheaded(adjective, knowledge, ability)
2
undiscerning
2
unperceiving
2
unperceptive
2
unwitting(adjective, innocent, thick, unfamiliar, unconscious)
2
vacuous(adjective, dull, simple, slow, stupid)
2
weak(dull, simple, silly, foolish, limited)
1
Boeotian
1
addle-brained
1
addled(adjective, simple, slow, stupid, boring)
1
apish
1
apprenticed(adjective, innocent, thick, unfamiliar, unconscious)
1
arrested
1
babbling
1
barmy
1
befooled
1
beguiled
10 years ago|15k views|share |citing 
APASmart Define. (2016). moronic thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/moronic/thesaurus/synonyms
ChicagoSmart Define. 2016. "moronic thesaurus" https://smartdefine.org/moronic/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, moronic thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/moronic/thesaurus/synonyms>.
MLASmart Define. "moronic thesaurus" 24 March 2016. Web. 23 September 2026. <https://smartdefine.org/moronic/thesaurus/synonyms>