mondegreen
Pronunciation: /ˈmändəgrēn
noun
a misunderstood or misinterpreted word or phrase resulting from a mishearing of the lyrics of a song.
Origin
1950s: from Lady Mondegreen, a misinterpretation of the phrase laid him on the green, from the traditional ballad “The Bonny Earl of Murray.”.
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If I listened carefully to the words of some songs, yuck! I'd intentionally do a mondegreen to them.