backwater

1. Water turned back in its course by an obstruction, an opposing current , or the flow of the tide, as in a sewer or river channel, or across a river bar. 2. An accumulation of water overflowing the low lands, caused by an obstruction. 3. Water thrown back by the turning of a waterwheel, or by the paddle wheels of a steamer.

Source: Webster's Revised Unabridged Dictionary (1913), United States public domain. See methodology for full licensing detail. Word validity for game play may differ from any official game dictionary.