Mondegreen refers to a misunderstood or misheard word or phrase, and there are several synonyms for this term. One alternative is "eggcorn," which refers to a mispronounced or misspelled word that sounds similar to the correct one. Another synonym is "malapropism," which is the use of an incorrect word in place of a similar sounding word. Additionally, "flub" or "faux pas" can be used to describe a verbal mistake or error. "Misinterpretation" and "misconstrual" are also synonyms for mondegreen, as they both refer to a misunderstanding or misreading of language. Regardless of the term used, it is important to clarify any misunderstandings to ensure effective communication.