preserve
maintain something in its original or existing state;

treat food to prevent its decomposition

see another keyword links:
maintain

original

state

prevent

food

decompose

to maintain, preserve, safeguard
hold together, bind together, tie up

to keep
to maintain
to preserve

to maintain
to preserve
uphold and support
conserve and protect

to preserve

regimen
health preserving
keep in good health
preserve one's health

jam
fruit jam
a sweet jelled puree made by
cooking crushed fruit with sugar to preserve it