ἐρίπνη

A. broken cliff, crag, in pl., E. El. 210 (lyr.), A.R. 1.581, 2.1247, etc.: sg., Nic. Th. 22 ; any sheer ascent, ἐπάλξεων ἐρίπναι E. Ph. 1168.
Liddell, Scott & Jones
A Greek-English Lexicon, 1940
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