Most whatnot is a phrase commonly used to describe a diverse array of things or an assortment of items. However, there are various synonyms that can be used to convey the same meaning. Some of these synonyms include "assortment," "miscellany," "medley," "potpourri," "jumble," and "tumble." All of these words describe a collection of things that don't necessarily have an underlying connection. They can be used to describe a variety of objects, from a group of clothing items to a pile of books. If somebody were to say "most whatnot," they could easily substitute it with any of these words to convey the same meaning.