Protection; maintenance (12)
I believe the answer is:
preservation
<span class="explanation-format__ClueExplanation">I believe this is a double definition.<br/ ><br/ >'<span class="explanation-format__original">protection</span>' is the first definition.<br/ ><span class="explanation-format__explanation">(I know that preservation is a type of protection)</span><br/ ><br/ >'<span class="explanation-format__original">maintenance</span>' is the second definition.<br/ ><span class="explanation-format__explanation">(thesaurus)</span><br/ ><br/ ></span>
(Another definition for preservation that I've seen is " Keeping".)