Becomes frayed (5)
I believe the answer is:
wears
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">becomes frayed</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for wears that I've seen before include "Swear (anag.)" , "Dons (clothes)" , "Sports; erodes" , "Dresses in" .)