mishmash/ˈmɪʃˌmæʃ/EtymologyAttested since the late 15th century, Middle English mysse masche, probably a reduplication of mash, although a Yiddish origin or influence has also been suggested. Cognates include Saterland Frisian Miskmask and German Mischmasch.nounA collection containing a variety of miscellaneous things.“As for Mr. Pynchon’s conjuring of millennial New York, it’s a total mishmash.”verbTo mix together, especially in a confused way.To become mixed together.