Restless craving (4)
I believe the answer is:
itch
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">restless craving</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 itch that I've seen before include "Longing; anag. of 19" , "burn" , "Feel tingling sensation in skin" , "following seven years in union?" , "Hunger, longing" .)