Modifiers matching gas:

• refrigerant,
• inert,
• mobile,
• rare,
• thin,
• combustible,
• malign,
• dry,
• desirable,
• incombustible,
• pure,
• unstable,
• noble,
• neutral,
• hazardous,
• relativistic,
• tenuous,
• safe,
• light,
• essential,
• industrial,
• off,
• metabolic,
• undesirable,
• electronegative,
• supplemental,
• single,
• benign,
• ignitable,
• luminous,
• inexpensive,
• toxic,
• explosive,
• flammable,
• fast,
• conductive,
• supporting,
• anthropogenic,
• familiar,
• scientific,
• obnoxious,
• relevant,
• real,
• soluble,
• absorptive,
• oxidizable,
• additional,
• alkaline,
• oxidative,
• dusty,
• available,
• saturated,
• nonpolar,
• raw,
• particular,
• paramagnetic,
• inorganic,
• volatile,
• commercial,
• polar,
• complex,
• stable,
• electropositive,
• manufactured,
• monatomic,
• abundant,
• key,
• supportive,
• external,
• liquefied,
• carcinogenic,
• traditional,
• impure,
• diffusing,
• fixed,
• working,
• special,
• technical,
• incoming,
• floating,
• unsaturated,
• injurious,
• indoor,
• dissolved,
• hot,
• liquified,
• model,
• compressed,
• refrigerated,
• protective,
• inflammable,
• elemental,
• aggressive,
• propellant,
• dense,
• cheap,
• number,
• irritating,
• edible,
• airborne,
• buoyant,
• classical,
• miscellaneous,
• molecular,
• auxiliary,
• rarefied,
• starting,
• automotive,
• basic,
• sulfurous,
• identifiable,
• harmful,
• deleterious,
• under,
• unique,
• surrounding,
• major,
• supercritical,
• faster,
• dilute,
• metal,
• natural,
• transparent,
• clean,
• noncombustible,
• synthetic,
• suffocating,
• monoatomic,
• vesicant,
• popular,
• common,
• cold,
• acidic,
• standard,
• small,
• carbonaceous,
• dangerous,
• convenient,
• poisonous,
• weak,
• biogenic,
• heated,
• acid,
• medical,
• ambient,
• active,
• consumable,
• environmental,
• artificial,
• suitable,
• foreign,
• valuable,
• useful,
• base,
• hydrophilic,
• heavy,
• vital,
• detrimental,
• compressible,
• medium,
• insoluble,
• simple,
• harmless,
• medicinal,
• moving,
• heavier,
• nontoxic,
• interfering,
• chemical,
• extraneous,
• divalent,
• radioactive,
• individual,
• malodorous,
• diamagnetic,
• damaging,
• passive,
• hydrophobic,
• minor,
• ordinary,
• atmospheric,
• residual,
• important,
• reactive,
• out,
• atomic,
• secondary,
• beneficial,
• nonflammable,
• strong,
• lighter,
• controlled,
• noxious,
• mental,
• warm,
• unwanted,
• ionic,
• critical,
• warming,
• organic,
• diatomic,
• invisible,
• corrosive,
• expensive,
• cryogenic,
• innocuous,
• rich,
• mixed,
• lightweight,
• deadly,
• conventional,
• frozen,
• permanent,
• respiratory,
• liquid,
• separate,

Simple categories matching cheap:

• metal,
• carbohydrate,
• material,
• protein,
• substance,
• item,
• foodstuff,
• jewellery,
• propellant,
• catalyst,
• thing,
• object,
• filler,
• fibre,
• glass,
• peripheral,
• substrate,
• equipment,
• staple,
• fabric,
• starches,
• paper,
• matter,
• energy,
• unit,
• gas,
• flower,
• ingredient,
• fuel,
• oil,
• hotel,
• souvenir,
• container,
• saccharide,
• residue,
• cereal,
• solvent,
• dilutant,
• shop,
• stuff,
• food,
• instrument,
• preservative,
• watch,
• device,
• toiletry,
• compound,
• feed,
• antibiotic,
• insecticide,
• hydrocolloid,
• waste,
• measure,
• meat,
• papers,
• print,
• place,
• component,
• resource,
• oligosaccharide,
• chemical,
• spirits,
• commodity,
• conductor,
• source,
• carrier,
• mineral,
• polysaccharide,
• drug,
• part,
• liquid,
• product,
• fruit,
• electricity,
• grain,
• vegetable,
• import,
• pet,
• decoration,
• merchandise,
• bag,
• polymer,
• hydrocarbon,
• fiber,
• dish,
• weapon,
• sugar,
• meal,
• pesticide,