Word Study
catacombs
THESAURUS
catacombs
barrow, beehive tomb, bone house, box grave, burial, burial chamber, burial mound, cenotaph, charnel house, cist, 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, vaultFor further exploring for "catacombs" in Webster Dictionary Online