Feature of a piercing (4)
I believe the answer is:
hole
(Other definitions for hole that I've seen before include "Aperture; flaw in a plan" , "Gap; difficult situation" , "Well" , "mess" , "Empty space; aperture" .)
I believe the answer is:
hole
(Other definitions for hole that I've seen before include "Aperture; flaw in a plan" , "Gap; difficult situation" , "Well" , "mess" , "Empty space; aperture" .)