sump Synonyms

settling basin catchbasin wetlands swampland marshland fenland peat bog wellhole wash swamp sough slough cesspit crankcase sewage-disposal tank baygall settling tank sedimentation tank septic system sinks drip pan oil collector septic tank oil pan dripping pan sink sewer marsh marish lowland laystall lakelet lagoon fen drain clarifier cistern cesspool mire mixen reservoir quagmire quag precipitator pool pit piscina peat mud moss