Final answer:
The word 'vacate' most nearly means 'leave', which refers to going away from a place and leaving it empty for others to use.
Step-by-step explanation:
The word vacate most nearly means to leave. It is a verb that means to go away from a place and leave it empty, especially so that someone else can use it. Vacate is often used in legal or formal contexts, such as vacating a premises or a position. The options provided are a. crawl, b. impel, c. exhume, and d. leave. Among these, the most appropriate synonym for vacate is 'leave'.