sustainment

/səˈsteɪnmənt/
noun
  1. The act of supporting, maintaining, or keeping something in existence over time.
    • Military logistics focus on the sustainment of troops with food, fuel, and ammunition.
    • The sustainment of the old building required constant repairs and funding.
    • Regular exercise is important for the sustainment of good health.
Antonyms
What does "sustainment" mean? | whatsthatwordmean | whatsthatwordmean