1
ingenuity(noun, understanding, power, spirit, mind)
1
instinct(noun, power, spirit, mind, reason)
1
intellect(noun, understanding, power, spirit, mind)
1
intellection(noun, understanding, mind, sense, intelligence)
1
intellectuality(noun, power, spirit, mind, reason)
1
intelligence(noun, understanding, mind, reason, sense)
1
jacks
1
jackstones
1
jiggumbobs(noun, slang, nut, taboo)
1
judgment(noun, understanding, mind, reason, sense)
1
judiciousness(wit, prudence, stability, soundness, rationality)
1
kanakas(noun, slang, nut, taboo)
1
keno(noun, game)
1
knackers(noun, slang, nut, taboo)
1
knockers(noun, slang, nut, taboo)
1
leapfrog
1
leopards
1
levelheadedness(wit, prudence, stability, soundness, rationality)
1
liggies
1
limits(noun, understanding, mind, sense, intelligence)
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APASmart Define. (2015). marbles thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/marbles/thesaurus/synonyms
ChicagoSmart Define. 2015. "marbles thesaurus" https://smartdefine.org/marbles/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, marbles thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/marbles/thesaurus/synonyms>.
MLASmart Define. "marbles thesaurus" 10 April 2015. Web. 21 September 2026. <https://smartdefine.org/marbles/thesaurus/synonyms>