Category Nuances for null:

• heavy,
• ferromagnetic,
• cold,
• soluble,
• commercial,
• electropositive,
• molecular,
• useful,
• common,
• magnetic,
• valuable,
• innocuous,
• reusable,
• crucial,
• dietary,
• colored,
• active,
• nontoxic,
• mobile,
• raw,
• normal,
• home,
• dissolved,
• volatile,
• exterior,
• inorganic,
• pure,
• adjacent,
• electric,
• sustainable,
• mundane,
• physical,
• opaque,
• appropriate,
• electromagnetic,
• unstable,
• practical,
• working,
• abrasive,
• interfering,
• world,
• pertinent,
• heated,
• foreign,
• chemical,
• prophylactic,
• additional,
• reactive,
• key,
• sturdy,
• metallic,
• conventional,
• solid,
• prosthetic,
• single,
• missing,
• antique,
• historic,
• free,
• handy,
• metal,
• precious,
• resistant,
• extra,
• inert,
• interesting,
• homogenous,
• fabricated,
• recoverable,
• rare,
• noxious,
• regulated,
• random,
• inner,
• abundant,
• relevant,
• clogging,
• standard,
• varied,
• malleable,
• dangerous,
• spanish,
• rugged,
• rocky,
• several,
• carcinogenic,
• harmless,
• supportive,
• suspended,
• workable,
• standardized,
• ancient,
• toxic,
• oxidizable,
• monolithic,
• environmental,
• safe,
• high,
• organized,
• desirable,
• sensitive,
• good,
• traditional,
• layer,
• contraband,
• indigenous,
• european,
• isotropic,
• swedish,
• residual,
• fixed,
• electrical,
• soft,
• inanimate,
• helpful,
• homogeneous,
• internal,
• stable,
• earthy,
• ceramic,
• alkaline,
• robust,
• alternative,
• semiconducting,
• polyvalent,
• unwanted,
• combustible,
• heavier,
• acidic,
• minor,
• functional,
• friendly,
• african,
• expensive,
• cheap,
• cheaper,
• specialized,
• powdered,
• colloidal,
• central,
• clean,
• personal,
• native,
• extraneous,
• cubic,
• intensive,
• powdery,
• durable,
• numerous,
• iron,
• needed,
• particulate,
• critical,
• up,
• ordinary,
• electronic,
• agricultural,
• medical,
• particular,
• shiny,
• poisonous,
• charged,
• cementitious,
• old,
• elegant,
• civil,
• powerful,
• large,
• hot,
• synthetic,
• lunar,
• little,
• out,
• level,
• heterogeneous,
• spherical,
• ductile,
• lasting,
• modern,
• smaller,
• individual,
• undesirable,
• vulnerable,
• special,
• ionic,
• noble,
• refractory,
• nutrient,
• impure,
• complimentary,
• nonmetallic,
• industrial,
• larger,
• unique,
• protective,
• popular,
• everyday,
• necessary,
• molten,
• damaging,
• controlled,
• elemental,
• dull,
• familiar,
• healthy,
• volcanic,
• economic,
• suitable,
• lifeless,
• supplemental,
• finer,
• nonliving,
• catalytic,
• final,
• non-precious,
• lighter,
• blasting,
• structural,
• flat,
• nonrenewable,
• model,
• liquid,
• ferrous,
• tangible,
• harder,
• simple,
• sophisticated,
• unusual,
• off,
• local,
• natural,
• dissimilar,
• metabolic,
• light,
• interior,
• paramagnetic,
• plastic,
• manufactured,
• crude,
• essential,
• rigid,
• finished,
• base,
• organic,
• amorphous,
• cationic,
• gross,
• lightweight,
• miscellaneous,
• complex,
• unhealthy,
• minute,
• porous,
• cathodic,
• strong,
• noncombustible,
• aesthetic,
• cultural,
• reversible,
• noncontroversial,
• deleterious,
• underlying,
• endogenous,
• stronger,
• monovalent,
• permeable,
• supporting,
• diffusing,
• conductive,
• strategic,
• recyclable,
• vital,
• nutritional,
• unsuitable,
• divalent,
• harmful,
• radioactive,
• secondary,
• softer,
• dead,
• hazardous,
• insoluble,
• bulky,
• attractive,
• preferred,
• crustal,
• polished,
• productive,
• exotic,
• incompatible,
• realistic,
• costly,
• inexpensive,
• viscous,
• important,
• nonradioactive,
• continuous,
• passive,
• genuine,
• tough,
• nonmagnetic,
• humble,
• bright,
• major,
• thoughtful,
• beautiful,
• permanent,
• atomic,
• ferric,
• corrosive,
• usual,
• dense,
• diverse,
• historical,
• aqueous,
• blunt,
• starting,
• heaviest,
• binding,
• fine,
• bivalent,
• contemporary,
• trivalent,
• typical,
• japanese,
• chinese,
• main,
• macroscopic,
• acoustic,
• reflective,
• primary,
• intermediate,
• domestic,
• small,
• nontraditional,
• moldable,
• available,
• weak,
• sacrificial,
• granular,
• moving,
• coloured,
• dynamic,
• beneficial,
• acid,
• usable,
• real,
• new,
• significant,
• geologic,
• portable,
• australian,
• refined,
• hard,
• crystalline,
• artificial,
• utilitarian,
• basic,
• exposed,
• rich,
• nice,

Simple Categories for null:

• deposit,
• material,
• tool,
• metal,
• surface,
• connector,
• block,
• needle,
• substance,
• container,
• drier,
• component,
• import,
• appliance,
• furnishing,
• matter,
• aggregate,
• facility,
• sediment,
• target,
• product,
• extra,
• thing,
• object,
• solid,
• cause,
• residue,
• artifact,
• stuff,
• structure,
• amount,
• affinity,
• medium,
• commodity,
• constituent,
• mixture,
• entity,
• ware,
• system,
• measure,
• attribute,
• tm,
• club,
• element,
• export,
• merchandise,
• charm,
• oxygen,
• part,
• substrate,
• layer,
• article,
• fluid,
• installation,
• utensil,
• item,
• artefact,
• atom,
• equipment,
• filler,
• means,
• solute,
• quantity,
• ornament,
• group,