Modifiers matching rock:

• lightweight,
• sedimentary,
• compact,
• solid,
• hard,
• homogeneous,
• flinty,
• volcanic,
• metamorphic,
• heterogeneous,
• igneous,
• barren,
• widespread,
• korean,
• small,
• refractive,
• available,
• terrestrial,
• rich,
• suitable,
• flat,
• older,
• porous,
• crushed,
• soluble,
• crustal,
• anisotropic,
• tight,
• soft,
• crystalline,
• large,
• unusual,
• artificial,
• heavier,
• original,
• dense,
• virgin,
• frozen,
• hot,
• intrusive,
• modern,
• plutonic,
• rigid,
• molten,
• underlying,
• azonic,
• isolated,
• ingenious,
• combustible,
• reflective,
• extraterrestrial,
• geologic,
• insoluble,
• smooth,
• traditional,
• rough,
• heated,
• carbonaceous,
• basic,
• sharp,
• aluminous,
• chemical,
• argillaceous,
• ornamental,
• exotic,
• hardest,
• uniform,
• sticky,
• heavy,
• sedentary,
• local,
• ductile,
• industrial,
• impervious,
• acid,
• flying,
• coloured,
• abundant,
• clastic,
• ordinary,
• free,
• abrasive,
• nonporous,
• visible,
• difficult,
• friable,
• alkaline,
• pulverized,
• inert,
• brittle,
• non-porous,
• natural,
• massive,
• good,
• strong,
• firm,
• useful,
• impermeable,
• red,
• bituminous,
• simple,
• common,
• marine,
• magnetic,
• native,
• weaker,
• permeable,
• softer,
• unconsolidated,
• polycrystalline,
• white,
• unstable,
• covered,
• dark,
• resistant,
• dated,
• consolidated,
• colorful,
• new,
• glassy,
• metallic,
• fine,
• extrusive,
• geological,
• organic,
• light,
• fragile,
• typical,
• competent,
• acidic,
• harder,
• calcareous,
• refractory,
• durable,
• indigenous,
• polished,
• looking,
• reactive,
• angular,
• intermediate,
• fragmented,
• opaque,
• eruptive,
• surrounding,
• loose,
• polyphase,
• deleterious,
• stable,
• normal,
• british,
• impenetrable,
• spherical,
• base,
• powdered,
• weak,
• enough,
• noble,
• size,
• elastic,
• inappropriate,
• vitreous,
• stronger,
• textured,
• precious,
• coarse,
• colored,
• russian,
• granular,
• planetary,
• siliceous,
• lighter,
• subsurface,
• conductive,
• smaller,
• crumbly,
• related,
• egyptian,
• decorative,
• primary,
• salt,
• dry,
• tough,

Simple categories matching firm:

• happening,
• measure,
• surface,
• veggie,
• fish,
• competency,
• vegetable,
• melon,
• soil,
• substrate,
• foodstuff,
• container,
• topic,
• program,
• fruit,
• material,
• information,
• policy,
• whitefish,
• involvement,
• dimension,
• fabric,
• body,
• characteristic,
• value,
• thread,
• trait,
• object,
• tissue,
• component,
• attribute,
• level,
• input,
• support,
• practice,
• meat,
• organization,
• integration,
• upright,
• apple,
• area,
• foundation,
• behavior,
• commitment,
• particle,
• earth,
• feature,
• solid,
• substance,
• collar,
• fillet,
• resource,
• assets,
• base,
• ceiling,
• ground,
• shape,
• size,
• cookie,
• candy,
• plum,
• fixture,
• plate,
• variable,
• item,
• move,
• food,
• mixture,
• activity,
• performance,
• structure,
• control,
• rock,
• data,
• success,
• quality,
• part,
• function,