Modifiers matching rock:

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

Simple categories matching flat:

• charge,
• seal,
• surface,
• object,
• figure,
• article,
• item,
• cover,
• artwork,
• fee,
• material,
• web,
• paper,
• flower,
• feature,
• bottle,
• tray,
• area,
• pad,
• board,
• abstraction,
• substrate,
• tube,
• paint,
• fish,
• gasket,
• plan,
• slab,
• bread,
• weapon,
• collection,
• pan,
• region,
• ribbon,
• linen,
• metal,
• topology,
• device,
• cookware,
• stick,
• upland,
• image,
• vehicle,
• base,
• ground,
• foliage,
• segment,
• book,
• tin,
• brush,
• member,
• strip,
• food,
• fruit,
• thing,
• mold,
• embellishment,
• design,
• body,
• footwear,
• polygon,
• representation,
• space,
• card,
• original,
• work,
• string,
• terrain,
• wire,
• clothing,
• art,
• glass,
• x-ray,
• display,
• ride,
• furniture,
• structure,
• fabric,
• mirror,
• record,
• portion,
• stone,
• mineral,
• speaker,
• foot,
• shield,
• system,
• condition,
• support,
• copy,
• road,
• shape,
• conductor,
• sign,
• drawing,
• section,
• part,
• component,
• painting,
• works,
• product,
• epithelium,
• waveform,
• floor,
• blade,
• creature,
• roof,
• lighting,
• tableware,
• instrument,
• ware,
• specimen,
• medium,
• textile,
• side,
• sheet,
• stage,
• artifact,
• form,
• equipment,
• muscle,
• bottom,
• wall,
• subject,
• marker,
• solid,
• substance,
• document,
• package,
• tool,
• container,
• content,
• earth,
• rock,
• panel,
• option,
• block,
• place,
• implement,
• ceiling,
• ornament,
• particle,
• graphic,
• blank,
• plane,
• underside,
• piece,
• circuit,
• cloth,
• dish,
• facility,
• rod,
• accessory,
• tissue,
• background,
• crystal,
• deck,
• plate,
• course,
• land,
• screen,