pokelogan
/ˌpɒkɪˈləʊɡ(ə)n/(also pokologan) United States regional (north-east. ) and Canadian (Maritime Provinces )
noun
A stagnant backwater; a swamp adjacent to a river, lake, etc.
Origin
Mid 19th century; earliest use found in Henry David Thoreau (1817–1862), author and naturalist. Perhaps from Maliseet papkeləkwan downriver backwater.