λευκηπατίας
From LSJ
εἰ ἀποκρυπτόντων τῶν Μήδων τὸν ἥλιον ὑπὸ σκιῇ ἔσοιτο πρὸς αὐτοὺς ἡ μάχη καὶ οὐκ ἐν ἡλίῳ → if the Medes hid the sun, the battle would be to them in the shade and not in the sun
English (LSJ)
or λευχηπᾰτίας, ου, ὁ,
A white-livered, i.e. cowardly, Com.Adesp.1072.
German (Pape)
[Seite 33] ὁ, oder richtiger λευχηπατίας, mit weißer Leber, d. i. furchtsam, verzagt, Zenob. 4, 87; Phryn. in B. A. erkl. εὐήθης.
Greek (Liddell-Scott)
λευκηπᾰτίας: ἢ λευχηπᾰτίας, ου, ὁ, ἔχων λευκὸν τὸ ἧπαρ, δηλ. δειλός, Παροιμιογρ., Σουΐδ. Α. Β. 51.