Sweet-sounding (6)
I believe the answer is:
dulcet
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">sweet-sounding</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for dulcet that I've seen before include "Agreeable and soothing to the ear" , "Mellifluous, pleasant to the ear" , "Of voice or tone, sweet-sounding" , "Soft and pleasant sounding" , "Harmonious, melodious" .)