Make sore by rubbing (5)
I believe the answer is:
chafe
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">make sore by rubbing</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for chafe that I've seen before include "Make sore or warm by rubbing" , "feel irritated" , "Wear away by rubbing" , "are galling" , "Rub, irritate" .)