Dictator, potentate (9)
I believe the answer is:
strongman
<span class="explanation-format__ClueExplanation">I believe this is a double definition.<br/ ><br/ >'<span class="explanation-format__original">dictator</span>' is the first definition.<br/ ><span class="explanation-format__explanation">(I know that strongman is a type of dictator)</span><br/ ><br/ >'<span class="explanation-format__original">potentate</span>' is the second definition.<br/ ><span class="explanation-format__explanation">(I know that strongman is a type of potentate)</span><br/ ><br/ ></span>
(Other definitions for strongman that I've seen before include "power shower" , "Powerful politician" .)