One who sings the praises of another (8)
I believe the answer is:
eulogist
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">one who sings the praises of another</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 eulogist that I've seen before include "One praising another" , "One who extols another" , "good speaker" , "One who sings the praises of another" , "One giving high praise" .)