Synonyms for Supporting (same or very similar meaning)
WordNet sense 1 (furnishing support and encouragement):
encouragingWordNet sense 2 (the act of bearing the weight of or strengthening):
supportWordNet sense 3 (capable of bearing a structural load):
load-bearingWordNet sense 4 ((of a structural member) withstanding a weight or strain):
bearingFrom the ODE community, based on WordNetadd/edit