The Collaborative International Dictionary of English v.0.48:
Cist \Cist\, n. [L. cista box, chest, Gr. ? Cf. Chest.]
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.
2. See Cyst.
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