stewardship (noun) conservation: preservation
Sinonime: attention,
care, cherishing, conservancy, conserving,
control, custody, directing,
economy, governing, guardianship, guarding,
keeping,
maintenance,
management,
managing, preserval, preserving, protecting,
protection, safeguarding, safekeeping,
salvation,
saving, stewardship,
storage, supervising,
supervision, sustentation, upkeep
Antonime: destruction,
neglect, spending, squandering,
waste