Michigan – from the Ottawa phrase mishigami, meaning "large water" or "large lake"."

Minnesota – from the Dakota phrase mni-sota, meaning "turbid water".

Mississippi – from an Algonquian language, probably Ojibwe, meaning "big river"

Nebraska – from the Chiwere phrase ñįbraske, meaning "flattened water"

https://en.wikipedia.org/wiki/List_of_place_names_of_Native_American_origin_in_the_United_States