ἀγέγωνος
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)
ον, A speechless, πέτρα Epigr. in AEM6.6 (Callatis).
Spanish (DGE)
-ον
que carece de voz, mudode una lápida funeraria ICallatis 138.1 (II/III d.C.).
• Etimología: Cf. γεγωνός c. ἀ- priv.