The phrase "brought to end" refers to a process that has been completed, terminated, or finished. However, its antonyms refer to the continuation, extension, or perpetuation of a particular activity, event, or process. These antonyms include "prolonged," "extended," "ongoing," "continued," "perpetuated," "sustained," and "persistent." These words are often used to describe situations or events that are still ongoing, as opposed to being concluded. They can also be used to describe emotions or psychological states that persist over an extended period. Therefore, understanding the antonyms of "brought to end" can help to provide a deeper appreciation of the nuances of language and the various ways in which words can be applied.