gag·gle /ˈgægəl/
  鵝群,一群(vi.)嘎嘎地叫
  Gag·gle v. i. [imp. & p. p. Gaggled p. pr. & vb. n. Gaggling ]  To make a noise like a goose; to cackle.
  Gag·gle, n.
  1. Zool. A flock of wild geese, especially when on the ground. [Prov. Eng.]
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  gaggle
       n : a flock of geese
       v : make a noise characteristic of a goose; "Cackling geese"