Modifiers matching belt:

• industrial,
• permeable,
• resilient,
• over,
• military,
• driving,
• special,
• moving,
• model,
• inelastic,
• heavy,
• woven,
• hard,
• plastic,
• extraneous,
• light,

Simple categories matching permeable:

• layer,
• formation,
• enclosure,
• soil,
• material,
• object,
• sediment,
• region,
• plate,
• space,
• substrate,
• pavement,
• surface,
• article,
• rock,
• paving,
• epithelium,
• polymer,
• membrane,
• waste,
• fluid,
• product,
• fiber,
• siding,
• fabric,
• barrier,
• structure,
• substance,
• component,
• container,
• unit,
• ground,
• chemical,
• solid,
• alloy,
• mold,
• deposit,
• belt,
• compound,
• bedrock,
• body,
• zone,
• cloth,
• medium,
• diaphragm,