Modifiers matching contaminant:

• harmful,
• airborne,
• mechanical,
• physical,
• opaque,
• environmental,
• surrounding,
• metallic,
• agricultural,
• domestic,
• harsh,
• organic,
• inorganic,
• unique,
• particulate,
• structural,
• multiple,
• small,
• potential,
• common,
• damaging,
• new,
• secondary,
• granular,
• undesired,
• dense,
• single,
• natural,
• unhealthy,
• solid,
• chemical,
• lipophilic,
• level,
• slippery,
• endogenous,
• animal,
• active,
• waterborne,
• viscous,
• dissolved,
• caustic,
• persistent,
• noninfectious,
• fibrous,
• acidic,
• separate,
• unsightly,
• everyday,
• synthetic,
• microbial,
• ferromagnetic,
• moving,
• meteorological,
• light,
• individual,
• charged,
• interfering,
• mobile,
• diverse,
• fine,
• poisonous,
• concrete,
• noxious,
• unwanted,
• noncombustible,
• large,
• unseen,
• liquid,
• irritating,
• urban,
• outdoor,
• finer,
• familiar,
• residual,
• clean,
• reactive,
• fluid,
• lighter,
• polymeric,
• oily,
• hard,
• carbonaceous,
• unacceptable,
• aqueous,
• conductive,
• nasty,
• detrimental,
• key,
• over,
• dry,
• non-metallic,
• combustible,
• volatile,
• anionic,
• unpleasant,
• biologic,
• undesirable,
• molecular,
• conventional,
• external,
• deleterious,
• heavier,
• visible,
• soluble,
• atmospheric,
• tough,
• invisible,
• nonpolar,
• greasy,
• minute,
• heavy,
• elemental,
• loose,
• hazardous,
• industrial,
• siliceous,
• additional,
• larger,
• miscellaneous,
• intracellular,
• world,
• deadly,
• related,
• unusual,
• pure,
• floating,
• unbound,
• typical,
• hydrophobic,
• coarse,
• dangerous,
• biodegradable,
• ambient,
• oleophilic,
• sticky,
• dermal,
• critical,
• carcinogenic,
• cationic,
• ic,
• difficult,
• several,
• smaller,
• ionic,
• traditional,
• salt,
• abundant,
• usual,
• radioactive,
• incidental,
• conservative,
• inedible,
• first,
• insoluble,
• abrasive,
• alkaline,
• minor,
• suspended,
• stubborn,
• model,
• toxic,
• corrosive,
• microscopic,
• size,
• unexpected,
• mental,
• off,
• nonmetallic,
• modern,
• polar,
• biological,
• experimental,
• major,
• semisolid,
• radiological,
• hydrophilic,
• out,
• basic,
• removable,
• gaseous,
• colloidal,
• exogenous,
• ordinary,
• numerous,
• excessive,
• metal,
• refractory,
• dietary,
• energetic,
• foreign,
• indoor,
• soft,
• ferrous,
• passive,
• gross,
• harmless,
• accidental,
• anthropogenic,
• lightweight,
• local,
• outside,
• magnetic,
• up,
• stable,
• possible,
• regulated,
• extraneous,
• important,

Simple categories matching acidic:

• item,
• level,
• paper,
• beverage,
• food,
• residue,
• catalyst,
• ingredient,
• acid,
• metabolite,
• fruit,
• ligand,
• grain,
• fertiliser,
• substance,
• solute,
• liquid,
• polymer,
• filler,
• thing,
• water,
• nsaid,
• inhibitor,
• medication,
• protein,
• chemical,
• drinking,
• disinfectant,
• drink,
• fluid,
• medicine,
• drug,
• agent,
• metal,
• material,
• precursor,
• secretion,
• wetland,
• surface,
• antibiotic,
• tenderizer,
• mixture,
• gas,
• property,
• grouping,
• seasoning,
• bath,
• flavor,
• buffer,
• fertilizer,
• coagulant,
• meat,
• aggregate,
• nitrate,
• mineral,
• solution,
• precipitation,
• mixer,
• waste,
• macromolecule,
• liquor,
• veggie,
• group,
• zeolite,
• rock,
• compound,
• polysaccharide,
• contaminant,
• molecule,
• nature,
• medicament,
• juice,
• lipid,
• halide,
• radical,
• ion,
• wine,
• component,
• salt,
• carbohydrate,
• anion,
• soil,
• monomer,
• vegetable,
• poison,
• substrate,
• chloride,
• matter,
• medium,
• foodstuff,
• marinade,
• oxide,
• condiment,
• pharmaceutical,
• oligosaccharide,
• system,
• constituent,