Underground cemetery (8)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">underground cemetery</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for catacomb that I've seen before include "crypt" , "Underground tunnel for bodies" , "Burial-place" , "tunnel for burial" , "Professional kneader" .)
(Other definitions for catacombs that I've seen before include "Underground cemeteries constructed by the ancient Romans" , "Underground tombs" , "Underground burial chambers" , "burial place" , "Vaults" .)