Swinish (7)
I believe the answer is:
porcine
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">swinish</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I know that swinish can be written as porcine)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for porcine that I've seen before include "Of or like a pig" , "Corn pie (anag.)" , "Piggy" , "Piggish" , "Of pigs" .)