μασταρύζω

A. mumble, like one with his mouth full, of an old man, Ar. Ach. 689; cf. μασταρίζειν· μαστιχᾶσθαι, καὶ τρέμειν, κτλ., Hsch.:— also μαστηρύζειν· τὸ κακῶς μασᾶσθαι (Cyren.), Phot.