There are many synonyms for the phrase "pulling the plug," which typically refers to ending or canceling something. Some common alternative phrases include "cutting off," "terminating," or "shutting down." Other synonyms may depend on context - for example, in healthcare, "withdrawing life support" is often used instead of "pulling the plug." Alternatives might also vary by region or dialect. For example, in the UK, "switching off" is a more common phrase. No matter what synonym is used, the meaning is clear: to stop something abruptly and decisively.