Antonyms for the word "pre-ambles" include epilogues, postscripts, conclusions, closing remarks, and endings. Unlike preambles, which set the tone for a speech, document or discussion, these antonyms signify the ends of texts, discussions or debates. Epilogues and postscripts come at the end of a document or book as a concluding statement, while conclusions and closing remarks come at the end of a speech or presentation to summarize the key points. Endings can refer to the final section of a story, play or movie, or the culmination of an event or activity. In essence, these antonyms mark the end of something, whereas preambles mark the start.