ὠκυβόας
From LSJ
Πυλάδη, σε γὰρ δὴ πρῶτον ἀνθρώπων ἐγὼ πιστὸν νομίζω καὶ φίλον ξένον τ' ἐμοί → Pylades for indeed I consider you, foremost among men, loyal and kind and a host to me (Euripides' Electra 82-83)
English
One who is rapid in battle
German (Pape)
ὁ, der schnell zum Kampfe ruft, od. im Schlachtgetümmel schnell ist, Hesych.
Greek (Liddell-Scott)
ὠκῠβόας: -ου, ὁ, ταχὺς ἐν τῇ μάχῃ, πιθαν. γραφὴ ἐν Ἀνθ. Παλατ. 15.27, πρβλ. Ἡσύχ.