μαργαίνω
From LSJ
Ζῆν οὐκ ἄξιος, ὅτῳ μηδὲ εἷς ἐστι χρηστὸς φίλος → Life is not worth living if you do not have at least one friend.
English (LSJ)
(μάργος) only in pres.,
A rage furiously, μαργαίνειν ἀνέηκεν ἐπ' ἀθανάτοισι θεοῖσι Il.5.882; σύες ἐπὶ φορυτῷ μαργαίνουσιν are madly greedy after... Democr.147: abs., μαργαίνοντι χαριζόμενος βασιλῆϊ Coluth.198.