There are several synonyms for the phrase "plays over," all of which capture the idea of something repeating or being heard again. One common replacement is "repeats," which suggests that a particular sound or message is being echoed or reiterated. Another option is "loops," which is often used in reference to music or audio clips that play on a continuous loop. "Circles back" can also be used in certain contexts, such as a conversation where a topic is brought up again later on. Overall, there are many different words and expressions that can be used to convey the meaning of "plays over," depending on the situation and context.