ὑποβαρβαρίζειν

From LSJ

Περὶ τῶν Ἱπποκράτους καὶ Πλάτωνος δογμάτων → On the Doctrines of Hippocrates and Plato

Source

Greek > English (Woodhouse Verbs Reversed)

talk in barbarous speech (see also: ὑποβαρβαρίζω)