不ふ定じょう

noun, na-adjective

uncertainty; mutability; indeterminate

Describes something not fixed, not decided, or subject to change. Often used in formal or technical contexts such as law, mathematics, and philosophy.

• 仏ぶっ教きょうでは世よの不ふ定じょうを説とく。

  Buddhism teaches the impermanence of the world.

• 人じん生せいの不ふ定じょうを嘆なげいた。

  He lamented the impermanence of life.