The Open Dictionary

substantively

adverb

UK/səbˈstæn.tɪv.li/
US/səbˈstæn.t̬ɪv.li/

Definitions of substantively adverb

  1. in a manner that is important, serious, or related to real facts; in a substantial or essential way.

    • The company's restructuring plan substantively improved its financial standing.

    • There is no substantive difference in the conclusions of the two reports.

    • Both sides made substantively valid points during the debate.