Robin (9)
I believe the answer is:
redbreast
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">robin</span>' is the definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for redbreast that I've seen before include "Flapper" , "One tweets" , "Bird" , "Type of robin" .)