Hodge-podge is a rather informal term that refers to a jumble or mixture of different things. If you are looking for a more sophisticated or refined term to use in its place, there are several synonyms you can choose from. These include but are not limited to, melange, mishmash, medley, potpourri, jumble, and assortment. All these synonyms have the same meaning as hodge-podge, but they are more appropriate for formal conversations, reports, or writing. When choosing amongst these words, it is important to choose the one that best fits the context and tone you are trying to convey.