Antonyms for the phrase "bring to an end" include initiate, commence, launch, start, and begin. These words signify the start of an event or situation, rather than the conclusion. Other antonyms for "bring to an end" are continue, prolong, extend, and lengthen, all of which denote an action that expands or increases the duration of something. Conversely, the opposite of "bring to an end" can also be described using phrases such as maintain, preserve, uphold, and sustain, which imply a continuation or preservation of an existing state or condition. Ultimately, the antonyms for "bring to an end" all center around the idea of starting or maintaining something, rather than bringing it to a close.