"substantiated" in the verb sense
1. confirm, corroborate, sustain, substantiate, support, affirm
establish or strengthen as with new evidence or facts
"his story confirmed my doubts"
"The evidence supports the defendant"
2. incarnate, body forth, embody, substantiate
represent in bodily form
"He embodies all that is evil wrong with the system"
"The painting substantiates the feelings of the artist"
3. realize, realise, actualize, actualise, substantiate
make real or concrete give reality or substance to
"our ideas must be substantiated into actions"
4. substantiate
solidify, firm, or strengthen
"The president's trip will substantiate good relations with the former enemy country"
Source: WordNet® (An amazing lexical database of English)
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