self-sustenance

Translations
самообеспечение
самодостаточность
самостоятельное жизнеобеспечение
самоподдержание
Definitions
The ability to provide oneself with the resources and necessities needed to live without external assistance.
The ability of a person, group, or system to maintain itself or continue functioning independently.
The act or process of sustaining oneself.
Words
self

noun
само
sustenance

noun
обеспечение