An underground tunnel with recesses where bodies were buried (as in ancient Rome).

Roget 363: interment, burial, sepulture^†; inhumation^†; obsequies, exequies^†; funeral, wake, pyre, funeral pile; cremation.    funeral, funeral rite, funeral solemnity; kneel, passing bell, tolling; dirge etc. (lamentation) 839; cypress; orbit, dead march, muffled drum; mortuary, undertaker, mute; elegy; funeral, funeral oration, funeral sermon; epitaph.    graveclothes^†, shroud, winding sheet, cerecloth; cerement.    coffin, shell, sarcophagus, urn, pall, bier, hearse, catafalque, cinerary urn^†.    grave, pit, sepulcher, tomb, vault, crypt, catacomb, mausoleum, Golgotha, house of death, narrow house; cemetery, necropolis; burial place, burial ground; grave yard, church yard; God's acre; tope, cromlech, barrow, tumulus, cairn; ossuary; bone house, charnel house, dead house; morgue; lich gate^†; burning ghat^†; crematorium, crematory; dokhma^†, mastaba^†, potter's field, stupa^†, Tower of Silence.    sexton, gravedigger.    monument, cenotaph, shrine; grave stone, head stone, tomb stone; memento mori [Lat.]; hatchment^†, stone; obelisk, pyramid.    exhumation, disinterment; necropsy, autopsy, post mortem examination [Lat.]; zoothapsis^†.    ... show more

Dutch: catacombe
Polish: katakumby, katakumba