Depraved habit (4)
I believe the answer is:
vice
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">depraved habit</span>' is the definition.<br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for vice that I've seen before include "Bad habit - it grips" , "person to stand in for skipper" , "Strong gripper" , "Wrong" , "In place of - depravity" .)