swamp, swampland -- (low land that is seasonally flooded; has more woody plants than a marsh and better drainage than a bog)
swamp -- (a situation fraught with difficulties and imponderables; "he was trapped in a medical swamp")
Overview of verb swamp
The verb swamp has 2 senses
swamp, drench -- (drench or submerge or be drenched or submerged; "The tsunami swamped every boat in the harbor")
deluge, flood, inundate, swamp -- (fill quickly beyond capacity; as with a liquid; "the basement was inundated after the storm"; "The images flooded his mind")