Modifiers matching impurity:

• common,
• physical,
• mechanical,
• visible,
• airborne,
• microscopic,
• separate,
• residual,
• undesired,
• damaging,
• volatile,
• ordinary,
• suspended,
• coarse,
• minute,
• organic,
• small,
• particulate,
• gaseous,
• foreign,
• atmospheric,
• minor,
• insoluble,
• light,
• absorptive,
• polar,
• fluid,
• mental,
• fine,
• sticky,
• homogeneous,
• ionic,
• lighter,
• dilute,
• chemical,
• off,
• anionic,
• heavier,
• environmental,
• heterogeneous,
• colloidal,
• unwanted,
• unavoidable,
• stubborn,
• solid,
• micro,
• smaller,
• little,
• nonpolar,
• reactive,
• random,
• initial,
• inorganic,
• up,
• corrosive,
• biological,
• active,
• out,
• dissolved,
• lightweight,
• interfering,
• mobile,
• hazardous,
• soluble,
• desirable,
• natural,
• harmful,
• possible,
• harmless,

Simple categories matching solid:

• explosive,
• material,
• shape,
• object,
• alcohol,
• laser,
• wood,
• waste,
• surface,
• fibre,
• refrigerant,
• plastic,
• solute,
• evidence,
• sterol,
• needle,
• data,
• wax,
• fuel,
• form,
• particle,
• thing,
• area,
• system,
• investment,
• substrate,
• tumour,
• slurry,
• portion,
• structure,
• hardwood,
• aluminum,
• attribute,
• ring,
• plant,
• drug,
• coating,
• plan,
• compound,
• platform,
• acid,
• substance,
• fencing,
• polymer,
• favorite,
• oxide,
• thread,
• hair,
• brand,
• coal,
• electrolyte,
• world,
• ingredient,
• insulator,
• ware,
• starches,
• flooring,
• protein,
• impurity,
• pane,
• support,
• mechanics,
• information,
• combustible,
• region,
• converter,
• state,
• tree,
• particulate,
• receptacle,
• feed,
• tumor,
• fertilizer,
• saccharide,
• meal,
• medium,
• team,
• rock,
• matter,
• counter,
• ballast,
• hydrocarbon,
• quality,
• medicine,
• ornament,
• spread,
• sheet,
• clothing,
• interface,
• binder,
• instrument,
• matrix,
• foam,
• obstacle,
• paper,
• grain,
• furniture,
• base,
• block,
• element,
• film,
• addition,
• byproduct,
• color,
• image,
• device,
• component,
• decoration,
• residue,
• commodity,
• message,
• sphere,
• mixture,
• colors,
• sugar,
• mineral,
• stick,
• recovery,
• contamination,
• vegetable,
• member,
• lesion,
• cancer,
• deformation,
• pollution,
• precursor,
• fabric,
• missile,
• part,
• biomass,
• debris,
• nickel,
• iron,
• carbonate,
• facility,
• food,
• section,
• resin,
• formation,
• ball,
• layer,
• assets,
• guidebook,
• tissue,
• line,
• contaminant,
• projectile,
• idea,
• implement,
• construction,
• content,
• stone,
• thermoplastic,
• medicament,
• body,
• pin,
• lipid,
• viscera,
• shaft,
• scrap,
• carbohydrate,
• lead,
• oil,
• equipment,
• aerosol,
• cosmetic,
• weapon,
• sorbent,
• value,
• cement,
• ink,
• tool,
• growth,
• rod,
• salt,
• specimen,
• pollutant,
• organs,
• mass,
• subject,
• composition,
• characteristic,
• timber,
• fertiliser,
• organ,
• anchor,
• adhesive,
• lubricant,
• embolus,
• fare,
• earth,
• core,
• item,
• science,
• constituent,
• fastener,
• backing,
• carbon,
• catalyst,
• makeup,
• property,
• sweetener,
• aggregate,
• fiber,
• crystal,
• electrode,
• publication,
• dosage,
• grey,
• propellant,
• drink,
• footwear,
• symbol,
• projection,
• gemstone,
• agent,
• cargo,
• soil,
• substratum,
• beverage,
• coat,
• foundation,
• stain,
• carrier,
• fruit,
• conductor,
• education,
• topper,
• footgear,
• piece,
• bar,
• process,
• preparation,
• board,
• fixture,
• space,
• joint,
• planet,
• representation,
• volatile,
• edible,
• entity,
• cheese,
• volume,
• metal,
• feature,
• figure,
• article,
• neoplasm,
• wall,
• cylinder,
• barrier,
• malignancy,
• filler,
• top,
• sample,
• rest,
• credential,
• deposit,
• foodstuff,
• boundary,
• nature,
• dielectric,
• tone,
• container,
• polygon,
• fluid,
• fence,
• absorbent,
• unit,
• magnet,
• chemical,
• recipe,
• abrasive,
• powder,
• obstruction,
• manure,
• medication,
• fat,
• profession,
• stuff,
• product,
• concrete,