preserve

1 preserve /prɪˈzɚv/ verb
preserves; preserved; preserving
1 preserve
/prɪˈzɚv/
verb
preserves; preserved; preserving
Britannica Dictionary definition of PRESERVE
[+ object]
1 
: to keep (something) in its original state or in good condition
2 
: to keep (something) safe from harm or loss : protect
3 
: to prevent (food) from decaying

— preserver

noun, plural preservers [count]
— see also life preserver
2 preserve /prɪˈzɚv/ noun
plural preserves
2 preserve
/prɪˈzɚv/
noun
plural preserves
Britannica Dictionary definition of PRESERVE
1 
: a sweet food made of fruit cooked in sugar
[count]
— usually plural
[noncount]
2 
[count] : an area where plants, animals, minerals, etc., are protected
3 
[singular] : an activity, job, interest, etc., that is available to or considered suitable for only a particular group of people — often + of