PRESERVE v. 2 definitions
the use of some preservative substance, as sugar, salt, etc.; to season and prepare for remaining in a good state, as fruits, meat, etc.; as, to preserve peaches or grapes. You can not preserve it from tainting. Shak.
PRO- n.
ed, to go before or forward; project, to throw forward; prologue, part spoken before (the main piece); propel, prognathous; provide, to look out for; pronoun, a word instead of a noun; proconsul, a person acting in place of a consul; proportion, arrangement according to parts.