General:
* Mixed: This is a very common synonym and works in most situations.
* Various: This emphasizes a wide range of items or options.
* Diverse: Similar to "various," this implies a variety of different types.
More specific:
* Miscellany: This implies a collection of random or unrelated items.
* Assortment: This is a more formal synonym for "assorted."
* Variety: This emphasizes the different kinds of things within a group.
For specific situations:
* Random: If the items are chosen without a specific purpose.
* Heterogeneous: If the items are different in nature.
* Multifarious: If the items are extremely varied and numerous.
Ultimately, the best synonym for "assorted" depends on the specific context and the nuance you want to convey.