Shallow recess (5)
I believe the answer is:
niche
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">shallow recess</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for niche that I've seen before include "Suitable position or small alcove" , "Calling" , "Position well suited to the occupier" , "Comfortable position" , "Specialist area" .)