16
half-assed
5
dark
3
unlearned(adjective, ignorant)
3
benighted
3
ignorant(adjective, intelligent, educated, uneducated)
3
innate(adjective, native, inherited)
3
unconditioned
3
uneducated(adjective, knowledge, educated)
3
untaught(noun, adjective, uneducated)
2
unschooled(adjective, ignorant, educated)
2
brainless
2
colloquial
2
illiterate(adjective, education, unable)
2
inherent(adjective, basic, hereditary)
2
uninformed(adjective, uneducated)
2
unscholarly
1
congenital
1
conversational
1
dopey
1
inborn(adjective, natural)
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APASmart Define. (2015). learned thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/learned/thesaurus/antonyms
ChicagoSmart Define. 2015. "learned thesaurus" https://smartdefine.org/learned/thesaurus/antonyms (accessed September 21, 2026).
HarvardSmart Define 2015, learned thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/learned/thesaurus/antonyms>.
MLASmart Define. "learned thesaurus" 10 April 2015. Web. 21 September 2026. <https://smartdefine.org/learned/thesaurus/antonyms>