But while the Christian hardcore scene was fun, Tillman was struggling with other, more substantive parts of the culture he'd been raised in. (relevantmagazine.com)
«I worried that I wouldn't live to see the day when solar became an economically substantive part of our energy mix, but I think we're on the road to that happening finally. (scientificamerican.com)
There are the perchings or times of rest which signify the substantive parts of consciousness, those parts which the associationists did take note of. (religion-online.org)