2
atavistic
2
bodily(adjective, physical, visceral)
2
characteristic(adjective, reasonable, common, ordinary, natural)
2
chronic(adjective, fixed, persistent, continuous, lasting)
2
endemic
2
fixed(adjective, characteristic, natural, individual, persistent)
2
genuine
2
heritable
2
in the grain(expression, idiom, intrinsicality, affections)
2
inbuilt
2
incarnate
2
intrinsical
2
inveterate(adjective, complete, natural, fixed, utter)
2
inward
2
natal(noun, adjective, reasonable, ordinary, natural)
2
not taught
2
primal
2
proper(adjective, individual, specific, typical, distinctive)
2
subjective
2
underlying(adjective, essential, basic, absolute, fundamental)
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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>