Do damage to (4)
I believe the answer is:
harm
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">do damage to</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 harm that I've seen before include "Injure or damage" , "Injure, injury" , "Detriment" , "Hurt, maim" , "See 13" .)