嵯さ峨が

taru-adjective, adverb taking the 'to' particle

precipitous; steep

Archaic literary word describing a steep, rugged, or precipitous landscape. Used as a taru-adjective or adverb with と.

• 古こ典てんでは「嵯さ峨がたる山やま道みち」のように使つかわれる。

  In classical texts it is used like 'a precipitous mountain path'.