任にん意い性せい

noun

voluntariness; voluntary nature; optionality

Abstract noun referring to the quality of being voluntary, optional, or at one's discretion. Often used in legal, philosophical, or technical contexts.

• この制せい度どの参さん加かは任にん意い性せいが高たかい。

  Participation in this system is highly voluntary.

• 契けい約やくの任にん意い性せいについて議ぎ論ろんする。

  We discuss the voluntary nature of the contract.