The Collaborative International Dictionary of English v.0.48:

Bulk \Bulk\, v. i. [imp. & p. p. Bulked; p. pr. & vb. n.
   Bulking.]
   To appear or seem to be, as to bulk or extent; to swell.
   [1913 Webster]

         The fame of Warburton possibly bulked larger for the
         moment.                                  --Leslie
                                                  Stephen.
   [1913 Webster]