gadwall

• POS: Noun
• HYPHEN: gad=wall

CIDE DICTIONARY

gadwall, n. [Gad to walk about + well.].

 A large duck (Anas strepera), valued as a game bird, found in the northern parts of Europe and America; -- called also gray duck.  [1913 Webster]

OXFORD DICTIONARY

gadwall, n. a brownish-grey freshwater duck, Anas strepera.

Etymology

17th c.: orig. unkn.