Stays; relics (7)
I believe the answer is:
remains
<span class="explanation-format__ClueExplanation">This clue is a double definition.<br/ ><br/ >'<span class="explanation-format__original">stays</span>' is the first definition.<br/ ><span class="explanation-format__explanation">('remain' can be a synonym of 'stay')</span><br/ ><br/ >'<span class="explanation-format__original">relics</span>' is the second definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ ></span>
(Other definitions for remains that I've seen before include "Corpse; relics" , "What's left (maybe of a body)" , "Remnants" , "The body: endures" , "Stays behind" .)