Scold or nag (8)
I believe the answer is:
harridan
<span class="explanation-format__ClueExplanation">This clue is a double definition.<br/ ><br/ >'<span class="explanation-format__original">scold</span>' is the first definition.<br/ ><span class="explanation-format__explanation">(I know that harridan is a type of scold)</span><br/ ><br/ >'<span class="explanation-format__original">nag</span>' is the second definition.<br/ ><span class="explanation-format__explanation">(I know that harridan is a type of nag)</span><br/ ><br/ ></span>
(Other definitions for harridan that I've seen before include "nasty old woman" , "Bossy old woman" , "Battleaxe" , "Nagger" , "awful old woman" .)