Modifiers matching matter:

• medical,
• gross,
• organic,
• geological,
• foreign,
• suspended,
• immaterial,
• inorganic,
• abrasive,
• raw,
• thermoplastic,
• inert,
• everyday,
• particulate,
• local,
• heavy,
• gritty,
• dry,
• affective,
• timeless,
• soft,
• gaseous,
• supervisory,
• emotional,
• solid,
• colloidal,
• extraneous,
• light,
• architectural,
• technological,
• procedural,
• nutritious,
• religious,
• charged,
• cheap,
• lifeless,
• metallic,
• larger,
• loose,
• geographical,
• woody,
• fundamental,
• authentic,
• operational,
• acidic,
• public,
• theological,
• persistent,
• written,
• organizational,
• chemical,
• dried,
• professional,
• secondary,
• ancillary,
• physiological,
• colored,
• biological,
• small,
• dense,
• fatty,
• exotic,
• physical,
• residential,
• recyclable,
• environmental,
• resinous,
• deleterious,
• mechanical,
• practical,
• common,
• coarse,
• absorbent,
• particular,
• adult,
• extraordinary,
• sexual,
• detailed,
• tangible,
• contentious,
• universal,
• natural,
• serious,
• dirty,
• functional,
• nonliving,
• active,
• substantive,
• sweet,
• binding,
• unavoidable,
• fecal,
• subjective,
• ephemeral,
• military,
• insoluble,
• occult,
• airborne,
• real,
• harmful,
• rough,
• complicated,
• literary,
• organized,
• specialized,
• essential,
• similar,
• discarded,
• unimportant,
• harmless,
• basic,
• moral,
• abstract,
• crystalline,
• worthless,
• emotive,
• heterogeneous,
• miscellaneous,
• vegetative,
• noncrystalline,
• factual,
• vital,
• domestic,
• conversational,
• biologic,
• noncombustible,
• criminal,
• oily,
• minute,
• precise,
• combustible,
• commercial,
• aesthetic,
• minor,
• frozen,
• modern,
• territorial,
• refractory,
• plastic,
• siliceous,
• non-organic,
• traditional,
• outside,
• neurological,
• discrete,
• hard,
• nitrogenous,
• cellular,
• cold,
• ethical,
• rocky,
• unstable,
• philosophical,
• ordinary,
• general,
• nutrient,
• friable,
• viscous,
• concrete,
• diverse,
• difficult,
• educational,
• pure,
• mundane,
• disordered,
• digestive,
• impermeable,
• aqueous,
• noble,
• unyielding,
• fossil,
• crucial,
• contractual,
• precious,
• terrestrial,
• superficial,
• flocculent,
• luminous,
• perishable,
• youthful,
• special,
• informational,
• sensitive,
• volatile,
• related,
• productive,
• secular,
• constitutional,
• nonmetallic,
• external,
• new,
• political,
• elemental,
• amorphous,
• delicate,
• rigid,
• impersonal,
• continuous,
• damp,
• beneficial,
• insignificant,
• economic,
• out,
• unwanted,
• meteoric,
• visible,
• qualitative,
• national,
• moist,
• polymeric,
• powdery,
• granular,
• unclean,
• dark,
• invisible,
• internal,
• formal,
• simple,
• wet,
• academic,
• fluent,
• soluble,
• important,
• transparent,
• magnetic,
• regulatory,
• bulky,
• specified,
• innocuous,
• sedimentary,
• complex,
• primary,
• liquid,
• interior,
• pliable,
• fresh,
• central,
• hazardous,
• carbonaceous,
• thick,
• peripheral,
• symbolic,
• technical,
• meaningful,
• sophisticated,
• large,
• deep,
• quantitative,
• conductive,
• nonoperational,
• dangerous,
• greasy,
• chronic,
• world,
• civil,
• textured,
• animal,
• flammable,
• detrimental,
• legal,
• corrosive,
• poisonous,
• sacred,
• private,
• scientific,
• esoteric,
• flying,
• brown,
• financial,
• trivial,
• naval,
• lightweight,
• dead,
• dissolved,
• mental,
• clinical,
• interesting,
• opaque,
• critical,
• varied,
• astronomical,
• durable,
• urgent,
• undesirable,
• fine,
• toxic,
• contemporary,
• over,
• bright,
• normal,
• male,
• floating,
• historical,
• strange,
• semisolid,
• stable,
• intimate,
• fat,
• alkaline,
• atomic,
• earthy,
• calcareous,
• administrative,
• illegal,
• routine,
• unrelated,
• worldly,
• fibrous,
• up,
• macroscopic,
• social,
• relevant,
• personal,
• inanimate,
• rich,
• official,
• indigestible,
• horizontal,
• spiritual,
• moving,
• valuable,
• disciplinary,
• clean,
• concerned,
• judicial,
• cultural,
• shiny,
• level,
• strategic,
• corporate,

Simple categories matching gaseous:

• oxide,
• hydrocarbon,
• fuel,
• reactant,
• state,
• agent,
• mass,
• chemical,
• waste,
• alkane,
• fluid,
• compound,
• matter,
• constituent,
• substance,
• system,
• precursor,
• mixture,
• buffer,
• contaminant,
• form,
• contamination,
• plasma,
• impurity,
• substrate,
• monomer,
• component,
• flow,
• material,
• odor,
• acid,
• alkyne,
• phenomenon,
• object,
• molecule,
• pollutant,
• body,
• salt,
• sulphide,
• cyanide,
• olefin,
• fumigant,
• anaesthetic,
• atmosphere,
• medium,
• anesthetic,
• carrier,