Outworn (5)
I believe the answer is:
jaded
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">outworn</span>' is the definition.<br/ ><span class="explanation-format__explanation">('jade' can be a synonym of 'outwear')</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for jaded that I've seen before include "Very tired or bored stiff" , "Bored, having had too much of something" , "Worn out or bored" , "Very tired or fed up" , "Decadent or worn out" .)