Part of a carpentry joint (5)
I believe the answer is:
tenon
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">part of a carpentry joint</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 tenon that I've seen before include "Outstanding" , "Nonet (anag.)" , "Part of a wooden joint" , "Mortise and . . . . ., form a wooden joint" , "Tongue of wood, fits into mortise" .)