| Marsh (n.) A tract of soft wet land, commonly covered partially or wholly with water; a fen; a swamp; a morass. Thesaurus Entries bog, cesspool, cloaca, cloaca maxima, drain, dump, fen, garbage dump, marshland, mire, morass, quag, quagmire, septic tank, sewer, sink, slough, sump, swamp, swampland |