Modifiers matching sphere:

• public,
• domestic,
• conventional,
• packed,
• smooth,
• metal,
• elastic,
• male,
• rigid,
• artistic,
• economic,
• private,
• soft,
• solid,
• social,
• imaginative,
• suspended,
• new,
• educational,
• large,
• territorial,
• round,
• cultural,
• heavy,
• small,
• managerial,
• disciplinary,
• elemental,
• innovative,
• sensitive,
• scientific,
• separate,
• technical,
• impermeable,
• corporate,
• light,
• world,
• translucent,
• smaller,
• mundane,
• metallic,
• societal,
• local,
• political,
• civilian,
• hollow,
• fluid,
• productive,
• creative,
• semipublic,
• commercial,
• big,
• traditional,
• uniform,
• discrete,
• organisational,
• federal,
• distant,
• colloidal,
• restricted,
• intimate,
• reflective,
• democratic,
• urban,
• outside,
• institutional,
• particular,

Simple categories matching impermeable:

• compound,
• surface,
• unit,
• material,
• component,
• barrier,
• particle,
• reservoir,
• rock,
• filler,
• enclosure,
• plastic,
• cover,
• fluid,
• container,
• soil,
• sphere,
• molecule,
• sheet,
• earth,
• sediment,
• formation,
• medium,
• covering,
• area,
• matter,
• means,
• deposit,
• wall,
• layer,
• glove,
• structure,
• substrate,
• solute,
• metal,
• region,
• stone,
• polymer,
• coating,
• substance,
• condom,
• fabric,
• object,
• pavement,
• membrane,