ὑποστᾰτ-ικός · hypostat-ikos — LSJ
able or willing to face, c. gen. rei, ὑ. τῶν δοκούντων δεινῶν Muson. Fr. 8p.39H.
abs., patient, steadfast, firm, Arist. EE 1222a33 (Comp.); ἔν τινι D.S. 20.78. Adv -κῶς Plb. 5.16.4.
belonging to substance, substantial, Arr. Epict. 1.20.17.
c. gen. rei, giving substance to, causing the existence of, τῶν ὅλων Procl. in Prm. p.537 S., cf. Inst. 25, Herm. in Phdr. p.136 A., Dam. Pr. 300; opp. φθαρτικός, Ammon. in Porph. 103.15.
-κόν, τό, entrance-fee paid by initiates, IG 5(1).1390.50 (Andania, i B. C.).