Reviviscences is a rarely used word that refers to the act of coming back to life or the process of reviving something. Synonyms for reviviscences include resuscitation, rejuvenation, renewal, revival, and reanimation. These words all convey the idea of bringing something or someone back to life or giving them a renewed energy and vigor. Other synonyms for reviviscences may vary depending on the context in which they are used, but they generally share the same connotation of restoring something that was once lost or forgotten. Whether it is a person, an idea, or a project, these synonyms all suggest a revitalizing force that breathes new life into something that was previously dead or dying.