γνοίης ὅσσον ὄνων κρέσσονες ἡμίονοι → you know how much better are donkeys from mules
P. and V. πέτρα, ἡ, ἄκρα, ἡ, κρημνός, ὁ, V. σπιλάς, ἡ, ἀγμός, ὁ, λέπας, τό, Ar. and V. σκόπελος, ὁ.
ringed with cliffs, adj.: V. ἀμφίκρημνος.