"Closing circle" is a phrase used to describe the end of a process or event. There are many synonyms that can be used to describe this same concept. Other phrases and words that could be used include "completion," "finale," "conclusion," "wrap-up," "finalization," "endgame," "culmination," "termination," and "finish line." Each of these words and phrases can be used interchangeably to convey the same sense of finality and conclusion. Whether you are ending a project, a meeting, or a piece of writing, these synonyms provide alternative ways to express the same concept.