Bagel feature (4)
I believe the answer is:
hole
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">bagel feature</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for hole that I've seen before include "Empty space; aperture" , "depression" , "Predicament - golfer's target" , "See 9" , "Nasty place" .)