superstructive
/ˈsuːpəˌstrʌktɪv/ /ˈsjuːpəˌstrʌktɪv/Now rare
noun
A thing resting on another as a foundation; a superstructure. Often figurative or in figurative contexts.
Origin
Early 17th century; earliest use found in Richard Montagu (bap. 1575, d. 1641), bishop of Norwich and religious controversialist. From classical Latin superstruct-, past participial stem of superstruere superstruct + -ive. Compare earlier superstruction and later superstruct.