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conservation

[kon-ser-vey-shuhn] / ˌkɒn sərˈveɪ ʃən /
NOUN
preservation
Synonyms
STRONGEST
care conservancy control maintenance management protection supervision
STRONG
attention custody economy governing guardianship keeping safekeeping salvation saving stewardship storage supervising sustentation upkeep
WEAK
cherishing conserving directing guarding managing preserval preserving protecting safeguarding
Antonyms
STRONGEST
ignorance neglect
STRONG
negligence
WEAK
destruction spending squandering waste

From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.