Modifiers matching soil:

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

Simple categories matching subsurface:

• material,
• resource,
• system,
• object,
• structure,
• utility,
• change,
• property,
• reservoir,
• installation,
• drain,
• condition,
• feature,
• void,
• variation,
• obstruction,
• artifact,
• item,
• body,
• measure,
• facility,
• platform,
• imperfection,
• attribute,
• fluid,
• layer,
• process,
• data,
• anomaly,
• liquid,
• stratum,
• quantity,
• industry,
• variable,
• information,
• area,
• separation,
• soil,
• cavity,
• deposit,
• excavation,
• sorbent,
• formation,
• detail,
• rock,
• defect,
• component,
• construction,
• mineral,