Scaremonger (8)
I believe the answer is:
alarmist
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">scaremonger</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 alarmist that I've seen before include "Person frightening others needlessly" , "flapping excessively" , "One crying wolf" , "One spreads unnecessary worry or fear" , "Scary" .)