Inborn, innate, inbred, congenital.

Perhaps we shall learn, in some other stage of existence, that there is in this world a great deal of moral color blindness, congenital, incurable; and that God has much more pity than we suppose for poor things who have stumbled a good many times while they were groping in darkness.

Adj. affected, characterized, formed, molded, cast; attempered^, tempered; framed; predisposed; prone, inclined; having a bias &c n.; tinctured with, imbued with, penetrated with, eaten up with. inborn, inbred, ingrained; deep-rooted, ineffaceable, inveterate; pathoscopic^; congenital, dyed in the wool, implanted by nature, inherent, in the grain.