Category Nuances for side_wall:

• solid,
• auxiliary,
• accessible,
• earthen,
• stationary,
• moveable,
• metal,
• interior,
• side,
• unconditioned,
• external,
• parallel,
• difficult,

Simple Categories for side_wall:

• area,
• object,
• part,
• space,
• structure,
• surface,
• obstacle,
• formation,
• construction,
• wall,