δι' ἐρημίας πολεμίων πορευόμενος → he marched on without finding any enemy, his route lay through a country bare of enemies
γένυς, ἀγαγᾶς, ἀγκύλη, ἁρπάγη, ἁρπαγων, ἄγκιστρον, ἅρπαξ, ἐξαιρέταρ