Public speaker (6)
I believe the answer is:
orator
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">public speaker</span>' is the definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for orator that I've seen before include "A fluent public speaker" , "Eloquent public speaker" , "Eloquent type" , "To roar at a speech-maker" , "He addresses" .)