preserve

[1]	keep safe , protect , guard , take care of , care for , safeguard , watch over , shield , shelter , defend , spare
[2]	keep (up) , maintain , conserve , spare , perpetuate , continue , support , sustain , save
[3]	conserve , put up , pickle , cure , smoke , kipper , salt , corn , marinate , can , freeze , freeze-dry , refrigerate , dry , dehydrate , vacuum-pack , embalm , mummify
[4]	continue , uphold , carry on , bear on
[5]	conserve , maintain , keep up
[6]	save
[7]	keep
[8]	keep

[1]	conserve , conserves , preserves
[2]	preserves , conserve(s) , jam , jelly , confiture , marmalade
[3]	(game) reserve , reservation , sanctuary , (Brit) park