sub-sto, āre, v. n.
I To stand or be under or among , to be present (very rare; not in Cic.): si pure substante non rumpuntur hi tumores, Cels. 6, 10 med. : nullo dolore substante, id. 2, 7 med. ; 2, 12, 2.— *
II To stand firm , hold out , = subsisto: metuo, ut substet hospes, Ter. And. 914.