Ῥωμαϊστί
From LSJ
καὶ κεραμεὺς κεραμεῖ κοτέει καὶ τέκτονι τέκτων, καὶ πτωχὸς πτωχῷ φθονέει καὶ ἀοιδὸς ἀοιδῷ → and potter is ill-disposed to potter, and carpenter to carpenter, and the beggar is envious of the beggar, the singer of the singer
English (LSJ)
Adv. in Latin, App.Mith.2, Plu.2.318d, etc.
German (Pape)
[Seite 854] adv., auf römische Art, in römischer Sprache, auf römisch, Plut. Rom. 5 A.
Greek (Liddell-Scott)
Ῥωμαϊστί: Ἐπίρρ., Λατινιστί, Ἀππ. Μιθρ. 2, Πλούτ. 2. 318D, κ. ἀλλ.