ὄρνιθι γὰρ καὶ τὴν τότ᾽ αἰσίῳ τύχην παρέσχες ἡμῖν → for it was by a good omen that you provided that past fortune to us
subs.
P. and V. κρημνός, ὁ, Ar. and V. σκόπελος, ὁ, V. σπιλάς, ἡ, ἀγμός, ὁ. Hemmed in with precipices, adj.: V. ἀμφίκρημνος.