δειπνητής
From LSJ
ἄλογον δὴ τὸ μήτε μάχης ἄρξασθαι μήτε τοὺς φίλους φυλάξαι, ἐὰν ὑπό γε τῶν βαρβάρων ἀδικῆσθε → It is irrational neither to begin battle nor to guard the friends, if you are ever wronged by the foreigners
English (LSJ)
οῦ, ὁ,
A diner, guest, Plb.3.57.7.
German (Pape)
[Seite 540] ὁ, der Speisende, Gast, Pol. 3, 57, 7.
Greek (Liddell-Scott)
δειπνητής: -οῦ, ὁ, ὁ δειπνῶν, συνδαιτυμών, σύνδειπνος, ὁμοτράπεζος, Πολύβ. 3. 57, 7.