The Collaborative International Dictionary of English v.0.48:

Cist \Cist\, n. [L. cista box, chest, Gr. ? Cf. Chest.]
   [1913 Webster]
   1. (Antiq.) A box or chest. Specifically:
      (a) A bronze receptacle, round or oval, frequently
          decorated with engravings on the sides and cover, and
          with feet, handles, etc., of decorative castings.
      (b) A cinerary urn. See Illustration in Appendix.
          [1913 Webster]

   2. See Cyst.
      [1913 Webster]

Moby Thesaurus II by Grady Ward, 1.0:

43 Moby Thesaurus words for "cist":
   barrow, beehive tomb, bone house, box grave, burial,
   burial chamber, burial mound, catacombs, cenotaph, charnel house,
   cist grave, cromlech, crypt, deep six, dokhma, dolmen, grave,
   house of death, last home, long home, low green tent, low house,
   mastaba, mausoleum, monstrance, mummy chamber, narrow house,
   ossuarium, ossuary, passage grave, pit, pyramid, reliquary,
   resting place, sepulcher, shaft grave, shrine, stupa, tomb, tope,
   tower of silence, tumulus, vault