Abdomen (5)
I believe the answer is:
belly
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">abdomen</span>' is the definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for belly that I've seen before include "Corporation" , "Paunch" , "Abdomen" , "Tummy" , "Stomach" .)