Simple categories matching massive:

• object,
• disturbance,
• body,
• substance,
• calamity,
• resource,
• fermion,
• unit,
• wall,
• support,
• rock,
• material,
• building,
• phenomenon,
• particle,
• vehicle,
• item,
• conflagration,
• tragedy,
• thing,
• construction,
• wood,
• data,
• event,
• enterprise,
• lepton,
• system,
• antiquity,
• abrasive,
• solid,
• region,
• article,
• structure,
• star,
• agency,
• accident,
• metal,
• flood,
• institution,
• component,
• formation,
• substrate,
• clump,
• plant,
• tune,
• disaster,
• establishment,
• organization,
• catastrophe,
• impact,
• effort,
• galaxy,
• barrel,
• surface,
• entity,
• coalition,
• equipment,

Members with property massive:

• star,
• concrete_shielding,
• dirt,
• stone,
• sun,
• court_house,
• granite,
• earthquake,
• city_wall,
• molecule,
• iceberg,
• love,
• planet,
• black_hole,
• tsunami,
• gneiss,
• star_cluster,
• botany,
• treasury,
• neutron_baryon,
• moon,
• proton,
• steamship,
• oak,
• aqueduct,
• galaxy,
• electron,
• love_parade,
• foundation,
• vancouver_olympics,
• multinational_corporation,
• castle,
• government,
• fair,
• ship,
• university,
• gravity_dam,
• magnesium-oxide_block,
• neutrino,
• ground,
• lightning_strike,
• large_molecule,
• fuel,
• rolling_mill,
• motor_generator,
• hospital,
• masonry_column,
• building,
• fan,
• convention,
• ion,
• x-ray_star,
• demolition_waste,
• simulated_battery,
• light_atom,
• uprising,
• pistol_star,
• split,
• parent_galaxy,
• massive_galaxy,
• heavy_pier,
• log,
• normal_galaxy,
• torus,
• rave_explosion,
• filament,
• parabolic_antenna,
• dacite,
• rich_cluster,
• plaster,
• petroleum_fire,
• tiny_vehicle,
• tree,
• asia_tsunami,
• navy,
• conductor,
• galaxy_space,
• industrial_fire,
• wimp,
• dim_star,
• exotic_wood,
• major_eruption,
• masonry,
• heavy_neutrino,
• nafta,
• el_ni,
• semiconductor,
• shell,
• ordinary_masonry,
• defense,
• digital_library,
• turquoise,
• sodium_atom,
• cd,
• coliseum,
• lath_bed,
• xenon,
• nation_state,
• terrestrial_planet,
• quantum_dot,
• state,
• car_body,
• truck,
• eu,
• schist,
• pillar,
• plane,
• splendid_cathedral,
• northeast,
• sand,
• express_railroad,
• tractor-trailer_rig,
• large_dam,
• book,
• block,
• reaction_vessel,
• airplane,
• kerb_stone,
• clay,
• comet,
• door,
• train,
• war,
• ramp,
• masonry_wall,
• bulkhead,
• wall,
• transportation_department,
• fort,
• straw,
• french_army,
• financial_institution,
• skyscraper,
• spacecraft,
• tower,
• small_pistol,
• adobe,
• merger,
• pump,
• paneling,
• love_theme,
• covered-wagon_race,
• concrete_block,
• meteor_collision,
• caisson,
• pier,
• computational_biology,
• earth_wall,
• supergiant,
• concrete_wall,
• gold,
• antiproton,
• pion,
• grand,
• globular_cluster,
• rocket,
• tank,
• bridge_pier,
• boson,
• orchard_crop,
• ion_trap,
• railway_train,
• lead_plate,
• fire,
• tall_building,
• brandenburg_gate,
• pb,
• wings,
• hotel,
• limestone,
• larch,
• sea-level_change,
• sandstone,
• corporation,
• turbogenerator,
• rhyolite,
• rocket_attack,
• such_object,
• storm,
• he_atom,
• supernova,
• medieval_church,
• mass_movement,
• galaxy_formation,
• chestnut,
• curtain_wall,
• maple,
• floor,
• boom,
• lock,
• van,
• heavy_wall,
• tractor,
• car,
• beech,
• giant,
• brick,
• concrete_pillar,
• cattle_stampede,
• us,
• higher_education,
• pine_wood,
• red_supergiant,
• macho,
• earth,
• engine,
• micelle,
• flood,
• concrete_masonry,
• iron_plate,
• cluster,
• desk,
• train_derailment,
• cooling_water,
• basalt,
• singer_tower,
• refrigerator_lining,
• stellar_system,
• constituent_quark,
• radiation,
• movable_bridge,
• battery,
• rhyolite_porphyry,
• sequoia,
• battle_tank,
• dimer,
• large_star,
• beijing_olympics,
• brown_dwarf,
• conglomerate,
• mountain_top,
• radical_change,
• tungsten_dust,
• core,
• dark,
• factory,
• train_wreck,
• siltstone,
• neutron,
• cement,
• refrigerator,
• mahogany,
• catastrophic_fire,
• galaxy_cluster,
• poplar,
• asian_tsunami,
• si_wafer,
• solar_collector,
• men,
• noah_flood,
• fin,
• bus,
• power_lead,
• bridge_abutment,
• connection,
• concrete_floor,
• library,
• inner_data,
• gas_storage,
• oak_wood,
• wharf,
• silver,
• hanger,
• reactor_building,
• sunroof,
• atom,
• emerald_jungle,
• nucleon,
• galactic_core,
• tau_lepton,
• commercial_vehicle,
• hammer,
• quark,
• bridge,
• praetorium,
• christmas_ball,
• large_warehouse,
• large_galaxy,
• small_stone,
• apple,
• airport_hangar,
• brass,
• portable_soup,
• thick_stone,
• carnival,
• large_magnet,
• asteroid,
• elliptical_galaxy,
• incubator,
• gigantic_star,
• utopia,
• massive_quark,
• sheet,
• multistory_building,
• fertilizer,
• concrete,
• abutment,
• wood,
• meteor,
• heavy_atom,
• giant_galaxy,
• dam,
• mass_dam,
• pulsar,
• airplane_crash,
• essence,
• rock,
• olympics,
• suv,
• peony,
• granite_gneiss,
• woolworth_building,
• abutment_wall,
• clutch,
• freight_container,
• underground_tunnel,
• reactor_cover,
• marble,
• assault,
• structure,
• linear_accelerator,
• concrete_structure,
• china,
• blast_wall,
• poverty_point,
• cloud,
• andesite,
• muon,
• cathedral,
• concrete_dam,
• pier_footing,
• sun_wheeler,