The verb you use depends on the context. Here are some possibilities:
* Finalize: This means to make something complete or final. Example: "We need to finalize the contract before signing."
* Conclude: This means to end something, often after a process or discussion. Example: "The judge concluded the trial with a guilty verdict."
* Finish: This is a general word for completing something. Example: "I finished writing the report."
* End: This is the most basic word for bringing something to a close. Example: "The meeting ended at 5 pm."
The best verb to use will depend on the specific situation and what you want to emphasize.