Synonyms and related words :
Singer, abri, antre, bog, bunker, burrow, cave, cavern, cesspool, cloaca, cloaca maxima, cove, drain, dugout, dump, foxhole, garbage dump, garmentmaker, grot, grotto, gutter, headchute, hole, kennel, lair, marsh, mire, needleman, needler, needlewoman, needleworker, piscina, quagmire, scupper, seamster, seamstress, sempster, septic tank, sewing machine, sink, sluice, sough, subterrane, subway, sump, swamp, tailor, tunnel, warren