Bulk (4)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">bulk</span>' is the definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for mass that I've seen before include "Heap; religious service" , "13 [BULK]" , "Body of matter" , "congregate for > service" , "Church service - crowd" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">bulk</span>' is the definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for volume that I've seen before include "work" , "Cubic capacity" , "reading matter?" , "Three-dimensional space occupied by something" , "Intensity of sound, in a book?" .)