Modifiers matching constituent:

• heterocyclic,
• organic,
• chemical,
• gaseous,
• recyclable,
• medicinal,
• expensive,
• elementary,
• palatable,
• inert,
• unexpected,
• inorganic,
• dietary,
• toxic,
• catalytic,
• fluid,
• atmospheric,
• dissolved,
• nuclear,
• aggregate,
• mental,
• protective,
• functional,
• secondary,
• unwanted,
• potential,
• alkaline,
• biomedical,
• active,
• hazardous,
• individual,
• deleterious,
• cellular,
• radioactive,
• insoluble,
• main,
• antigenic,
• symbolic,
• odorous,
• neutral,
• indispensable,
• linguistic,
• biologic,
• dry,
• intestinal,
• elemental,
• abstract,
• minor,
• critical,
• metabolic,
• architectural,
• diverse,
• unusual,
• harsh,
• light,
• level,
• anionic,
• costly,
• therapeutic,
• compositional,
• dispersive,
• absorbent,
• inexpensive,
• magnetic,
• anatomic,
• bitter,
• phonological,
• valuable,
• colloidal,
• animal,
• anatomical,
• bacterial,
• endogenous,
• brittle,
• sensitive,
• earthy,
• key,
• phrasal,
• explosive,
• biochemical,
• nonfat,
• urinary,
• incombustible,
• simple,
• intracellular,
• new,
• stable,
• medium,
• external,
• metallic,
• lighter,
• psychoactive,
• porous,
• small,
• hard,
• colored,
• salivary,
• fungal,
• labile,
• alternative,
• morphological,
• significant,
• syntactic,
• benign,
• dense,
• minute,
• acidic,
• liquid,
• molecular,
• heavy,
• desirable,
• residual,
• volatile,
• physical,
• logical,
• crystalline,
• typical,
• passive,
• dermal,
• basic,
• indigestible,
• manufactured,
• primary,
• reactive,
• large,
• miscellaneous,
• atomic,
• natural,
• major,
• extraneous,
• polyatomic,
• polar,
• single,
• grammatical,
• abundant,
• hydrophilic,
• solid,
• effective,
• salt,
• powdered,
• concrete,
• suspended,
• interfering,
• nutritious,
• nonpolar,
• nutritive,
• soluble,
• aromatic,
• conventional,
• undesirable,
• electronegative,
• cereal,
• harmless,
• hydrophobic,
• charged,
• exotic,
• harmful,
• number,
• nutritional,
• additional,
• regulated,
• damaging,
• biliary,
• airborne,
• fundamental,
• available,
• extractable,
• noxious,
• noncombustible,
• smaller,
• important,
• plastic,
• base,
• recoverable,
• mobile,
• ionic,
• structural,
• useful,
• metal,
• nontoxic,
• rare,
• essential,
• acid,
• refractory,
• heavier,
• propellant,
• macromolecular,
• corrosive,
• skeletal,
• beneficial,
• dangerous,
• digestible,
• vital,
• characteristic,
• physiological,
• noble,
• biological,
• conductive,
• common,
• larger,
• environmental,

Simple categories matching gaseous:

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