The phrase "as a more substantive" is correct and usable in written English.
It can be used when comparing the depth or significance of something in relation to another aspect or element.
Example: "The new policy was introduced as a more substantive approach to addressing the issues faced by the community."
Alternatives: "as a more meaningful" or "as a more significant".
Canadian leaders must commit to reinforcing democratic institutions today by reimagining politics as a more substantive and deliberative exercise.
The book club is the latest example of efforts by "Today" to position itself as a more substantive morning program than the frothier "Good Morning America".
In an attempt to overcome the network's longtime last-place status in the mornings, "CBS This Morning" is branding itself as a more substantive alternative to NBC's top-rated "Today" and ABC's "Good Morning America".
As a more substantive matter, it's time to call foul on the GOP's economic theory, which justifies giving tax cuts to the rich and to corporations while driving up the debt.
We hope that this review will serve as a more substantive argument for cognitive complexity in pigs.
He explained that the genetically modified plants will be evaluated in China under a more substantive study, as well as undergo further research in his Washington laboratory.
Lynn has a more substantive agenda, as well.
Several supervisors also mentioned that they felt the PBI system gave them a more substantive role during supervision, as well as increasing the community's trust in the VHW.
Jon Caramanica praises her as "a less fearful Cat Power, a more substantive Feist, a Norah Jones with actual feeling".
The race for Virginia governor enters a more substantive phase this week, as businessman Terry McAuliffe and Attorney General Ken Cuccinelli II begin to lay out specific visions of what they would do if they got the job.
One might, in light of this, offer a more substantive principle, not as one that people actually all accept, but as one that they are all, in fact, committed to (though they may not realize it).
