τὸ ἀνάλημμα καὶ τὴν ἐπ' αὐτοῦ κερκίδα → the retaining wall and the wedge of theatre seats supported by it
adj.
P. ἀδιάφθορος, ἀνώλεθρος, Ar. and V. ἄφθιτος.