Aggressive, brutal (7)
I believe the answer is:
violent
<span class="explanation-format__ClueExplanation">I believe this clue is a double definition.<br/ ><br/ >'<span class="explanation-format__original">aggressive</span>' is the first definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >'<span class="explanation-format__original">brutal</span>' is the second definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ ></span>
(Other definitions for violent that I've seen before include "Bloody" , "Wild - not evil (anag)" , "Intensely forceful" , "Sharp" , "Using much force" .)