Answer:

conserve

AnswerCrossword Clue
CONSERVESave some for later
CONSERVEUse sparingly
CONSERVEHusband
CONSERVEForestall a shortage, perhaps
CONSERVEA kind of jam.
CONSERVEAntonym of waste.
CONSERVEKeep from being wasted.
CONSERVESave soundly
CONSERVEProtect from depletion
CONSERVEBe green, in a way
CONSERVEOpposite of waste
CONSERVEBe frugal with