There are a number of synonyms for the term "ebbing flow." Some of these include the terms tide, wave, surge, current, and stream. These words all refer to the movement of water, and they can be used to describe the movement of water in the sea, a river, or any other body of water. In addition to these water-related terms, there are also a number of more general synonyms for the term "ebbing flow." Some of these include the terms fluctuation, variation, change, and shift. These words can be used to describe any kind of movement or change in a particular situation or system.