What is another word for flood back?
Pronunciation: [flˈʌd bˈak] (IPA) 
The phrase "flood back" is often used to describe a sudden rush of memories or emotions that come flooding back to a person's mind. There are several synonyms that can be used to describe this phenomenon, including "rush in," "cascade," "surge back," "inundate," and "swarm in." Each of these synonyms conveys the idea of a powerful, overwhelming surge of memory or emotion that can feel like a deluge or a tidal wave. Whether you use "flood back" or one of its synonyms, the important thing is to convey the intensity and immediacy of the experience of remembering something from the past.
