1. in a manner composed of various kinds or elements; in a mixed or assorted way
2. in a disorganized or haphazard manner; without clear order or system

Examples

• The museum's collection was arranged miscellaneously, with artifacts from different cultures displayed side by side.
• She gathered miscellaneously assorted items for the garage sale.
• The books were shelved miscellaneously rather than by author or genre.
• The committee discussed miscellaneously related topics without a clear agenda.
• Papers were scattered miscellaneously across the desk.
• The ingredients were combined miscellaneously, creating an unpredictable flavor.