The word "reemergent" can be defined as something that has resurfaced after a period of absence or decline. There are several synonyms for this word, including resurgent, regaining, returning, rebounding, recurring, reoccurring, and relapsing. Each of these words describes the idea of something coming back again after a period of time. For example, a disease may be described as reoccurring if it returns after a period of remission. A city or community may be considered resurgent if it is experiencing a period of growth and development after a decline. These synonyms can help to add variety and depth to written or spoken language.