King of beasts (4)
I believe the answer is:
lion
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">king of beasts</span>' is the definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for lion that I've seen before include "Leo" , "Carnivore" , "bold type" , "Animal which Judah is described as" , "Carnivorous 6" .)