6
unmeditated(adjective, natural, instinctive, automatic, involuntary)
6
unpremeditated(adjective, natural, instinctive, automatic, involuntary)
6
unprompted(adjective, natural, instinctive, automatic, inherent)
6
unthinking(adjective, natural, instinctive, automatic, inherent)
5
basic
5
born(adjective, innate)
5
deep-rooted(adjective, characteristic, fixed, essential, lasting)
5
genetic(adjective, characteristic, essential, intrinsic, inbred)
5
gut(adjective, intimate, secret, private, penetrating)
5
immanent(adjective, native, intrinsicality)
5
implanted(native, intrinsicality)
5
intimate(adjective, characteristic, superior, natural, aloof)
5
penetrating(adjective, intimate, secret, private, detailed)
4
built-in(adjective, start, be, native, included)
4
deep(adjective, intimate, secret, private, penetrating)
4
detailed(adjective, intimate, secret, private, penetrating)
4
exhaustive(adjective, intimate, secret, private, penetrating)
4
experienced(adjective, intimate, secret, private, penetrating)
4
firsthand(adjective, intimate, secret, private, penetrating)
4
guarded(adjective, intimate, secret, private, penetrating)
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APASmart Define. (2015). inborn thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/inborn/thesaurus/synonyms
ChicagoSmart Define. 2015. "inborn thesaurus" https://smartdefine.org/inborn/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, inborn thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/inborn/thesaurus/synonyms>.
MLASmart Define. "inborn thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/inborn/thesaurus/synonyms>