marrowsky
/məˈraʊski/(also Marowsky, morowski) Now rare
noun
1A variety of slang, or a slip in speaking, characterized by the transposition of the initial letters or syllables of two (consecutive) words. Occasionally in marrowsky language. Compare spoonerism (now the more usual word).
2An instance of this; a spoonerism.
Origin
Mid 19th century. Origin unknown; perhaps from a personal name.