Fen /(fĕn)/

Fen

n.
  1. Low land overflowed, or covered wholly or partially with water, but producing sedge, coarse grasses, or other aquatic plants; boggy land; moor; marsh.
    'Mid reedy fens wide spread.

Phrases & Compounds

Fen boat
a boat of light draught used in marshes.
Fen duck
a wild duck inhabiting fens; the shoveler.
Fen fowl
any water fowl that frequent fens.
Fen goose
the graylag goose of Europe.
Fen land
swamp land.