preservation

nouns

the activity of protecting something from loss or danger
is derived from
is derived from
the condition of being (well or ill) preserved
is derived from
is a type of (narrower)
a state at a particular time
"a condition (or state) of disrepair"; "the current status of the arms negotiations"
a process that saves organic substances from decay
is a type of (narrower)
a process occurring in living organisms
an occurrence of improvement by virtue of preventing loss or injury or other change