Modifiers matching soil:

• heavy,
• sensitive,
• finer,
• aggregate,
• textured,
• permeable,
• heavier,
• saturated,
• size,
• stubborn,
• lighter,
• unwanted,
• inert,
• standard,
• soft,
• plastic,
• frictional,
• loose,
• cohesive,
• fine,
• infertile,
• unconsolidated,
• particulate,
• compact,
• ordinary,
• compressible,
• sandy,
• colored,
• conductive,
• organic,
• packed,
• active,
• dry,
• poor,
• outdoor,
• impermeable,
• lightweight,
• alluvial,
• absorbent,
• unstable,
• residual,
• damp,
• resistant,
• bad,
• difficult,
• nonpolar,
• indigenous,
• light,
• nonconductive,
• friable,
• soggy,
• softer,
• granular,
• stony,
• tillable,
• coarse,
• mixed,
• toxic,
• humid,
• acidic,
• tight,
• solid,
• structured,
• tough,
• mild,
• medium,
• dispersive,
• overlying,
• impervious,
• chalky,
• thick,
• sedimentary,
• firm,
• pervious,
• complex,
• industrial,
• clean,
• irregular,
• wet,
• spongy,
• heterogeneous,
• moving,
• particular,
• lipophilic,
• hard,
• natural,
• insoluble,
• alkaline,
• red,
• sticky,
• dense,
• strong,
• marine,
• stable,
• expansive,
• oily,
• soluble,
• gritty,
• everyday,
• local,
• porous,
• rich,
• free,
• moist,
• hydrophilic,
• subsurface,
• leafy,
• surficial,
• weak,
• typical,
• visible,
• fitting,
• basic,
• inorganic,
• common,
• hydrophobic,
• nutrient,
• sterile,

Simple categories matching impermeable:

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