ἐπεντείνω

A. stretch tight, ἐπενταθείς stretched upon his sword, S. Ant. 1235.

II. intr., press on amain, ἐπεντείνωμεν ἀνδρικώτερον Ar. Pax 514 (lyr.); gain strength, increase, of a report, Thphr. Char. 8.7.