D defs.my
Entry 2 senses Webster, 1913

Substantively

· Sub·stan·tive·ly · IPA /sˈʌbstəntɪvliː/
01 adv. In a substantive manner; in substance; essentially.
  1. 1.
    In a substantive manner; in substance; essentially.
  2. 2.
    As a substantive, name, or noun; as, an adjective may be used substantively.(Gram.)