Modifiers matching fiber:

• structural,
• organic,
• cereal,
• natural,
• woody,
• grown,
• soft,
• birefringent,
• broken,
• smaller,
• technological,
• fine,
• buoyant,
• dietary,
• resilient,
• pure,
• crystalline,
• treated,
• unconventional,
• woven,
• inorganic,
• polycrystalline,
• hydrophobic,
• warmer,
• artificial,
• local,
• raw,
• plastic,
• tough,
• noncombustible,
• friendly,
• advanced,
• exotic,
• stretchable,
• insoluble,
• abstract,
• cozy,
• commercial,
• coarse,
• alternative,
• inert,
• pathogenic,
• familiar,
• fragile,
• hard,
• short,
• elongated,
• continuous,
• edible,
• straw,
• untreated,
• flammable,
• functional,
• supple,
• linear,
• adjacent,
• powdery,
• dry,
• clean,
• larger,
• healthy,
• smooth,
• up,
• transparent,
• hollow,
• harmful,
• durable,
• heterogeneous,
• viscous,
• microscopic,
• solid,
• digestive,
• nonconductive,
• wonderful,
• porous,
• home,
• complex,
• sustainable,
• soluble,
• special,
• super,
• primary,
• proteinaceous,
• diverse,
• herbaceous,
• nonsynthetic,
• thinner,
• traditional,
• brittle,
• individual,
• layer,
• irritating,
• residual,
• absorptive,
• structured,
• polar,
• over,
• difficult,
• isotropic,
• biological,
• inexpensive,
• indigenous,
• metal,
• combustible,
• sumptuous,
• deformed,
• hazardous,
• ecological,
• recyclable,
• cylindrical,
• carcinogenic,
• rich,
• isolated,
• handmade,
• starting,
• particulate,
• unusual,
• premium,
• single,
• nitrogenous,
• regular,
• optical,
• expensive,
• loose,
• comfortable,
• twisted,
• common,
• native,
• molecular,
• supporting,
• atypical,
• finer,
• valuable,
• nonwoody,
• secondary,
• thermoplastic,
• stable,
• warm,
• chemical,
• cheap,
• contrasting,
• miscellaneous,
• renewable,
• synthetic,
• washable,
• inelastic,
• fragmented,
• industrial,
• colorful,
• shorter,
• agricultural,
• ceramic,
• colored,
• expandable,
• luxurious,
• matte,
• absorbent,
• mixed,
• supplemental,
• rough,
• heavy,
• flexible,
• slippery,
• softer,
• ordinary,
• desirable,
• long,
• elastic,
• refractory,
• essential,
• polymeric,
• basic,
• transformed,
• sensitive,
• digestible,
• permeable,
• stringy,
• opaque,
• virgin,
• cellular,
• exciting,
• unique,
• metallic,
• rigid,
• powdered,
• amorphous,
• precious,
• technical,
• indigestible,
• additional,
• beautiful,
• manufactured,
• fermentable,
• small,
• large,
• biodegradable,
• thin,
• electrical,
• airborne,
• extra,
• hydrophilic,
• conventional,
• annual,
• conductive,
• available,
• weather,
• new,
• noble,
• nonmetallic,
• strong,
• delicate,
• absorbable,
• hygroscopic,
• nutritive,
• light,
• nontraditional,
• modern,
• lighter,
• nonflammable,

Simple categories matching untreated:

• softwood,
• cloth,
• surface,
• gemstone,
• wood,
• fabric,
• material,
• condition,
• state,
• leaf,
• infection,
• container,
• disease,
• fiber,
• illness,
• disorder,
• waste,
• ailment,