Antonyms for the word "curtain-raisers" include "conclusion" and "finale." While curtain-raisers typically refer to the opening act of a performance, the conclusion or finale represents the closing act of a show or event. Other antonyms for curtain-raisers include "epilogue," "ending," or "wrap-up." These words suggest a sense of finality or completion, whereas "curtain-raisers" imply the beginning or start of something. When planning or discussing a performance or event, it's important to consider not only the curtain-raisers or opening act but also the conclusion or finale to ensure a satisfying and memorable experience for audiences.