Feathers (7)
I believe the answer is:
plumage
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">feathers</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for plumage that I've seen before include "Cover for diver" , "Birds' clothing" , "Bird's covering of feathers" , "A bird's feathers, may be fancy" , "One's feathers" .)