κατασπέρχω

A. urge on, λῃστὰς δορί with a spear, Ar. Ach. 1188; ἐλάτῃσι νῆα Opp. H. 4.91; ὁ ἄνεμος ἰσχυρῶς ‐έσπερχε drove [them] on, D.C. 41.46; κατασπέρχον, of circumstances, urgent, pressing, Th. 4.126:—Pass., to be driven on, J. BJ 4.2.4.