"Sur ceasing" is a phrase commonly used to describe something that has suddenly stopped or come to an end. However, if you are looking for alternative words to use in its place, there are plenty of synonyms available. Words like "halt," "discontinue," "terminate," "cease," "end," and "finish" all convey the same idea as "sur cease" and can be used interchangeably in most contexts. Other words you may consider include "quitting," "stopping," "capping," "completion," "finale," or "cessation." Whether you are writing an essay, an article, or simply trying to find the right word to describe something, these synonyms can help you express the idea of something coming to an abrupt end.