ἰσχύω
ἰσχύω
from ἰσχύ_ς
perh. akin to ἔχω, ἴσχω
ἰσχύ_ω,
to be strong in body, Soph., Xen., etc.
to be strong, mighty, powerful, prevail, Aesch., etc.; πλέον, μεῖζον ἰσχ. Eur.; ἰσχ. παρά τινι to have power or influence with one, Thuc.