Flood back is not a formal term but could refer to the idea of memories or emotions flooding back, which means that they suddenly and overwhelmingly return to one's mindIf used in a sentence, it might look like this:
... [مشاهده متن کامل]
". As I walked through my childhood neighborhood, memories of my early years flooded back"
ناگهانی و سریع و بصورت کامل برگشتن
came back=memories feelings just in a sudden remember clearly
با سرعت باز گشتن
Return completely and very quickly