ἰσχυρίζομαι
ἰσχυρίζομαι
ἰσχυρός
to make oneself strong, to be strong, gain force, Xen.
to contend stoutly, to persist obstinately in doing, c. part., Thuc.: esp. to maintain stiffly, obstinately, Thuc., Plat.
to put firm trust in a thing, c. dat., Dem.