Becomes weary (5)
I believe the answer is:
tires
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">becomes weary</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for tires that I've seen before include "Weakens" , "Wearies" , "Becomes weary and in need of rest" , "Grows weary of rites" , "Exhausts" .)