Category Nuances for semi:

• impenetrable,
• covalent,
• heavy,
• additional,
• large,
• oversized,
• civilian,
• joint,
• larger,
• heavier,
• commercial,
• electronic,
• native,
• small,
• big,

Simple Categories for semi:

• vehicle,
• car,
• equipment,
• knowledge,
• truck,
• group,
• item,
• event,
• system,
• block,
• part,