A swamp or low tract of land inundated with water and interspersed with hummocks, or small islands, and patches of high grass
of Inundate
inundated
v. 淹没( inundate的过去式和过去分词 ); （洪水般地）涌来; 充满; 给予或交予（太多事物）使难以应付
inundates
v. 淹没( inundate的第三人称单数 ); （洪水般地）涌来; 充满; 给予或交予（太多事物）使难以应付
