φωνὰ τύ τίς ἐσσι καὶ οὐδὲν ἄλλο → it's all voice you are, and nothing else | it's all voice ye are, and nought else
brittle: P. κραῦρος (Plato).
easily injured or broken: εὔθραυστος.
weak: P. and V. ἀσθενής.