sustenation

Noun

uncommon uncountable

(uncommon) The process of sustaining something; sustentation; maintenance.

Japanese Meaning

持続 / 維持 / 継続

The project's long-term sustenation depended on community support and careful planning.

そのプロジェクトを長期的に維持する過程は、地域社会の支援と綿密な計画に依存していた。

Sense（1）

(uncommon) The process of sustaining something; sustentation; maintenance.