ὠκύποινος
From LSJ
τούτων γάρ ἑκάτερον κοινῷ ὀνόματι προσαγορεύεται ζῷον, καί ὁ λόγος δέ τῆς οὐσίας ὁ αὐτός → and these are univocally so named, inasmuch as not only the name, but also the definition, is the same in both cases (Aristotle, Categoriae 1a8-10)
English (LSJ)
ον,
A quickly avenged, παρβασία A.Th.743 (lyr.).
Greek (Liddell-Scott)
ὠκύποινος: -ον, ταχέως τιμωρούμενος, παρβασία Αἰσχύλ. Θήβ. 743.