Catholic leader (4)
I believe the answer is:
pope
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">catholic leader</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for pope that I've seen before include "freshwater fish" , "man of great authority" , "Well-versed man" , "Francis < Alexander" , "English poet, d. 1744" .)