然さ

adverb

so; like that; in that way

Archaic adverb meaning 'so' or 'in that way'; in modern Japanese, そう or そのように are used instead. Found in classical literature and fixed expressions.

• 古こ語ごでは、「然さ」を「さ」と読よみ、「そのように」の意い味みで使つかわれた。

  In classical Japanese, 然 was read as さ and used to mean 'in that way'.