A decoration (8)
I believe the answer is:
ornament
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">a decoration</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I know that decoration can be written as ornament)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for ornament that I've seen before include "deck" , "trill?" , "grace" , "A mark of honour" , "Something decorative" .)