Spiteful, malevolent (3-7)
I believe the answer is:
ill-natured
<span class="explanation-format__ClueExplanation">I believe this clue is a double definition.<br/ ><br/ >'<span class="explanation-format__original">spiteful</span>' is the first definition.<br/ ><span class="explanation-format__explanation">(ill-natured means spiteful or nasty)</span><br/ ><br/ >'<span class="explanation-format__original">malevolent</span>' is the second definition.<br/ ><span class="explanation-format__explanation">(thesaurus)</span><br/ ><br/ ></span>
(Other definitions for ill-natured that I've seen before include "Mean-spirited" , "Bad-tempered, churlish" .)