Simple categories matching lightweight:

• item,
• material,
• web,
• vehicle,
• matter,
• ball,
• decoration,
• contaminant,
• system,
• object,
• article,
• fabric,
• string,
• abrasive,
• compound,
• weapon,
• clothing,
• firearm,
• thing,
• aggregate,
• elements,
• surface,
• molecule,
• structure,
• container,
• vest,
• blanket,
• lense,
• metal,
• cotton,
• element,
• building,
• cleaner,
• food,
• soil,
• strand,
• head,
• papers,
• fixture,
• hardware,
• cloth,
• parcel,
• packing,
• apparel,
• tool,
• oil,
• sword,
• yarn,
• sign,
• part,
• construction,
• component,
• commodity,
• furniture,
• substance,
• equipment,
• debris,
• garment,
• bird,
• framework,
• beads,
• waste,
• issue,
• tire,
• creation,
• substrate,
• mineral,
• product,
• trailer,
• weaponry,
• gas,
• particle,
• box,
• blade,
• glasses,
• covering,
• wood,
• sled,
• battery,
• rock,
• foam,
• outerwear,
• computer,
• helmet,
• mail,
• leather,
• textile,
• atom,
• application,
• device,
• fibre,
• chains,
• plastic,
• filler,
• implement,
• wall,
• shoes,
• silks,
• undergarment,
• ingredient,
• tie,
• clothes,
• alloy,
• plate,
• support,
• fluid,
• unit,
• utensil,
• rammer,
• hat,
• medium,
• paper,
• transport,
• impurity,
• assembly,

Members with property lightweight:

• fibre_cement,
• pillow,
• peat,
• aluminum,
• cloth,
• vermiculite,
• casing,
• trunk_liner,
• balsa,
• blanket,
• resin_acrylic,
• cotton_cloth,
• ottoman,
• linen,
• paper,
• silk,
• cotton,
• magnesium,
• al_alloy,
• ti_alloy,
• ninon,
• tool,
• table-tennis_ball,
• politics,
• paper_product,
• lightweight_foam,
• lightweight_metal,
• material_fiber,
• small_box,
• stained_tablecloth,
• iridium,
• toy,
• pearl,
• ni,
• sport_shoes,
• bulletproof_vest,
• shale,
• sandy_loam,
• chip_component,
• zee_ball,
• seersucker,
• silk_georgette,
• loose_tea,
• stock_trailer,
• copier_paper,
• cutlery,
• uncoated_paper,
• matt_jersey,
• mylar,
• synthetic_foam,
• foam,
• small_tractor,
• lithium,
• timber,
• clothes,
• batiste,
• cotton_dust,
• stationery,
• asphalt_shingles,
• gingham,
• wafer,
• gauze,
• spruce,
• hose,
• ledger,
• pvc,
• pen,
• material_tent,
• sweater,
• herb,
• washcloth,
• carport,
• comb,
• bicycle_frame,
• enclosure_system,
• burnt_clay,
• smoke,
• flask,
• plate,
• fibre,
• grain,
• beachwear,
• expanded_shale,
• toothpaste,
• examination_gown,
• white_oak,
• lead,
• sticker,
• electric_aircraft,
• sheet-metal_partition,
• card_reader,
• frame,
• polystyrene_particle,
• ductile_aluminium,
• aluminium,
• scooter,
• sidewalk,
• steel_alloy,
• wooden_fence,
• string,
• al,
• book,
• masonite,
• papers,
• tin,
• picture,
• light,
• stretcher_bar,
• extra_shovel,
• satellite,
• extension,
• marine_life,
• steering-wheel_cover,
• mobile_telephone,
• filter,
• lawn,
• gasoline,
• decoration,
• pvc_plastic,
• ash_tray,
• porcelain_vase,
• lightweight_chair,
• laptop,
• chainsaw,
• head,
• duvet,
• jute,
• organza,
• digital_camera,
• copy_paper,
• roads,
• waist_shirt,
• table_clothes,
• phone,
• expanded_clay,
• chemise,
• boron,
• poplar,
• engine,
• cotton_fabric,
• gold_alloy,
• whipcord,
• automotive_component,
• small_picture,
• tricycle,
• plastic_silverware,
• boat_trailer,
• glassware,
• deck_shoes,
• decoy,
• automobile,
• electronic_equipment,
• ship,
• modular_building,
• sandstone,
• satin,
• velvet,
• sport,
• green_waste,
• shirt_fabric,
• panel,
• shovel,
• boardwalk,
• incense_burner,
• bicycle_tire,
• composite_fiber,
• liquid,
• electric_bicycle,
• neutrino,
• whip,
• polyester,
• large_pillow,
• plastic_powder,
• sheer_cotton,
• binder,
• gun,
• rubber,
• crayon,
• dress,
• advertising_display,
• plastic_knife,
• camel_hair,
• film,
• silicon_wafer,
• small_timber,
• drilled_component,
• toilet,
• men_underwear,
• colouring_book,
• cashmere,
• free_flight,
• camera,
• diaper,
• handheld_device,
• component,
• plastic_resin,
• canvas,
• garden-tool_inside,
• fork,
• religion,
• small_helicopter,
• cycle,
• suture,
• disc,
• ball,
• figurine,
• feather,
• jetty,
• space_structure,
• gypsum_wallboard,
• plastic,
• stiff_cardboard,
• batiste_napkin,
• silica_balloon,
• plastic_dish,
• polished_cotton,
• carbon,
• titanium_alloy,
• palm_pilot,
• chert,
• short_sleeve,
• bread,
• plastic_foam,
• porch,
• printer_cabinet,
• acetate,
• aluminum_al,
• steel_frame,
• filter_cloth,
• mobile,
• cotton_gauze,
• alloy,
• diskette,
• air,
• scrim_fabric,
• polymer_material,
• solar_collector,
• dehydrated_meal,
• shade,
• greenhouse,
• lightweight,
• scarf,
• helium,
• hat,
• viscose,
• shorts,
• abs,
• vehicle,
• vulcanized_rubber,
• arsenic,
• fishing_nylon,
• brass,
• arts,
• nylon,
• aluminum_hood,
• small_sword,
• granite,
• pickup,
• broom,
• antique,
• textile,
• lightweight_steel,
• wearable_computer,
• volcanic_ash,
• box_chains,
• resin_material,
• submarine,
• bamboo,
• stuffed_toy,
• clothing_article,
• watercolor,
• lightweight_balaclava,
• expanded_polystyrene,
• light_metal,
• glass_lense,
• quilted_coat,
• pickup_truck,
• knickknack,
• driveway,
• partition,
• ship_decoy,
• lightweight_truck,
• illustration_board,
• paving_slab,
• underwear,
• weapon,
• cooler,
• mg,
• gabardine,
• banner,
• plant,
• windshield_flag,
• saltwater,
• towel,
• marine_application,
• crystal,
• crinkle_cotton,
• nail_clipper,
• dead_leaf,
• coin_purse,
• granule,
• architectural_ornamentation,
• chemical_composition,
• microphone,
• sapling,
• tractor,
• titanium,
• fir,
• automotive_part,
• bleached_cotton,
• garment,
• shoes,
• zn,
• solar_array,
• foil,
• gold,
• large_toy,
• hydrogen,
• metal_alloy,
• machine_part,
• lightweight_wool,
• vulcan_cannon,
• pda,
• streamer,
• roller,
• sawdust,
• bandage,
• calico,
• honeycomb,
• color,
• scaffolding,
• sign,
• switch,
• wall_picture,
• backpack_stove,
• bible_paper,
• magazine,
• glue,
• nylon_mesh,
• confetti,
• speaker,
• scrim,
• ornament,
• membrane_structure,
• incense,
• leaf,
• similar_material,
• postcard,
• tarp,
• dust,
• card_stock,
• grass,
• parachute_silk,
• motorcycle,
• crumpled_newspaper,
• manual,
• poster,
• saree,
• sugar_pine,
• fence,
• tissue,
• bedding,
• eyelash,
• quilt,
• electronic_component,
• expanded_glass,
• ordinary_bond,
• peaty_fill,
• peanut_shell,
• cotton_shorts,
• chip,
• wood,
• denim,
• pavilion,
• linen_smock,
• dagger,
• ac_sheet,
• utility_vehicle,
• cotton_muslin,
• plastic_plate,
• wheel,
• lamp,
• trigger,
• silk_organza,
• waste_ash,
• swimwear,
• light_wool,
• motorised_buggy,
• asphalt,
• worsted_wool,
• kite_string,
• polystyrene,
• pu_leather,
• silk_scarf,
• plastic_cup,
• tissue_box,
• wire_loom,
• honeycomb_panel,
• cell_phone,
• plastic_sheeting,
• metal_mesh,
• clingfilm,
• stucco,
• onionskin,
• plasterboard,
• very-light_steel,
• pram,
• lingerie,
• dental_floss,
• muslin,
• graphite,
• yard_sign,
• pigment,
• squadron_patch,
• titanium_rammer,
• memory_card,
• basket,
• sea_bean,
• palm_computer,
• accessory,
• pu,
• silk_velvet,
• plastic_kitchenware,
• ladder,
• carton_lid,
• pruning_tool,
• optical_head,
• map,
• petal,
• silk_jersey,
• light_powder,
• verandah,
• neoprene,
• wet_vest,
• crushed_velvet,
• short_fiber,
• toilet-paper_roll,
• technical_fleece,
• steel,
• polystyrene_beads,
• sunglasses,
• electronic_camera,
• seed_beads,
• briefcase,
• styrene,
• numerous_invention,
• calculator,
• silken_gown,
• crib,
• retail_box,
• pan,
• aluminium_alloy,
• cotton_type,
• nylon_fabric,
• aircraft_fuselage,
• lightweight_alloy,
• portable_bridge,
• stretched_canvas,
• special_fabric,
• cardboard,
• po,
• large_pot,
• suitcase,
• hockey_helmet,
• flexible_fabric,
• beads,
• building,
• belt,
• feather_mask,
• polymeric_foam,
• goose,
• polymer,
• baby_bottle,
• neoprene_foam,
• snowmobile,
• pantyhose,
• ca,
• large_lampshade,
• voile,
• key,
• soft_leather,
• epee,
• polystyrene_foam,
• wire,
• fender,
• sport-utility_vehicle,
• container,
• conservatory,
• vial,
• shawl,
• ventilation_tube,
• table,
• spring_framework,
• blouse,
• small_plant,
• individual_sheet,
• cotton_chenille,
• nylon_knit,
• dovekie,
• restaurant,
• computer,
• top,
• perfume,
• metal_skin,
• lint,
• frothy_skirt,
• synthetic_polyester,
• rain_gear,
• sulfur,
• silk_chiffon,
• plastic_bottle,
• painting,
• hollow_brass,
• alloy_aluminium,
• milk_carton,
• cereal,
• paper_card,
• sponge_ball,
• space_suit,
• small_bag,
• hedge_clipper,
• handkerchief,
• quartz,
• spear,
• wax,
• polyvinyl-chloride_resin,
• resin,
• gypsum,
• dust_pan,
• plastic_shell,
• copper_alloy,
• suit,
• moped,
• note,
• pot_holder,
• gourd,
• aircraft_wings,
• embroidery_thread,
• dress_form,
• airplane_fuselage,
• baby_yarn,
• grease,
• missile_hardware,
• railway,
• tray,
• hot_air,
• golf_car,
• point,
• recoilless_gun,
• flexible_foam,
• pine_needle,
• similar_devices,
• maintenance_truck,
• origami_paper,
• micro_balloon,
• precision_instrument,
• flower,
• magnesium_alloy,
• polyamide_foam,
• polymer_foam,
• chintz,
• pine,
• sock,
• zinc,
• felt,
• nylon_tie,
• exclusion_fabric,
• mahogany,
• handbag,
• injector,
• hanger,
• phenolic,
• spoon,
• shellac,
• chopper,
• woven_wood,
• garage,
• bookmark,
• compost,
• pulp,
• bedroll,
• moss,
• thick_card,
• pot,
• lightweight_chemical,
• garbage,
• rigid_foam,
• bedside_table,
• small_towel,
• binoculars,
• si,
• sporting_equipment,
• flag,
• mg_alloy,
• bowls,
• wool_crepe,
• dress_fabric,
• fur,
• small_piece,
• anorak,
• fiberglass_figure,
• skylight,
• decorative_column,
• pasta,
• wharf,
• reed,
• pad,
• iron,
• shell,
• fine_cotton,
• nickel,
• vest,
• feldspar,
• aluminum_alloy,
• birch,
• diffusion_tube,
• game,
• plastic_lid,
• carbon_fiber,
• notebook,
• passenger-car_tire,
• down_comforter,
• leather_jacket,
• sweatshirt,
• aluminum_copper,
• eyelet,
• flower_vase,
• new_steel,
• fibrous_textile,
• wood_wool,
• carbon_fibre,
• garden_wall,
• cork,
• lid,
• jeep,
• solar_panel,
• bedroom_linen,
• shirt,
• muffin_pan,
• pocket_pc,
• porous_papers,
• cable_net,
• jacket,
• latex_foam,
• fleece,
• aluminium_framework,
• sand,
• metal,
• silk_plant,
• trailer,
• cane,
• beryllium,
• apron,
• weed_trimmer,
• pulley,
• stereo_speaker,
• truss,
• cool_wool,
• fibre_plate,
• fiber_bond,
• police_vehicle,
• spice,
• craft,
• lighter,
• shed,
• waste_polystyrene,
• fiberglass_boat,
• synthetic_material,
• chambray,
• corrugated_iron,
• wallet,
• polyester_cotton,
• bicycle,
• lightweight_aggregate,
• challis,
• pencil,
• lawn-furniture_inside,
• pet_bottle,
• ti,
• thin_plate,
• horse_trailer,
• mirror,
• zr,
• tapestry_canvas,
• magnesium_mg,
• toy_baseball,
• silver,
• ankle_weight,
• spinnaker,
• book_paper,
• tent,
• oil,
• large_pan,
• exercise_band,
• data_type,
• wallboard_panel,
• comforter,
• lampshade,
• platinum,
• platelet,
• file,
• grocery,
• polyvinyl-chloride_foam,
• composite_aircraft,
• woven_bamboo,
• lining,
• gi_sheet,
• formaldehyde,
• polymer_coating,
• lithium_battery,
• plastic_container,
• bench,
• transformer,
• lithium_hydride,
• door,
• hemostat,
• clay,
• gift_tag,
• magazine_page,
• packing_peanuts,
• satellite_decoy,
• li,
• sandpaper,
• jersey,
• upholstery_fabric,
• purse,
• small_shell,
• neoprene_rubber,
• asbestos_cement,
• heavier_fixture,
• wood_waste,
• propane_grill,
• ax,
• combined_polyester,
• garden_tool,
• sheet_asbestos,
• truck_bumper,
• asbestos,
• light_cotton,
• pipe,
• dress_slacks,
• leaf_blower,
• waste,
• mohair,
• plastic_sheet,
• vine,
• crisp_linen,
• chiffon,
• upholstery_cloth,
• balloon,
• garden_tractor,
• coloured_pencil,
• glass,
• rapier,
• stuffed_animal,
• ash,
• georgette,
• bottle,
• individual,
• stinger,
• silks,
• stick_cleaner,
• pine_spruce,
• newspaper,
• ge,
• rayon,
• parachute_fabric,
• lavatory,
• paper_goods,
• corrugated_cardboard,
• tubular_aluminum,
• crepe,
• cedar,
• casement,
• magazine_paper,
• polypropylene,
• sea_grass,
• palladium,
• sulky,
• copper,
• charm,
• semiconductor,
• swan,
• composite,
• brooch,
• lightweight_gypsum,
• pumice,
• card_adapter,
• miniature,
• cookware,
• vacuum-cleaner_bag,
• bond,
• framed_picture,
• mower,
• sink,
• dust_particle,
• small_car,
• baby,
• epoxy,
• bronze,
• solar_sail,
• gyro,
• organdy,
• airplane,
• card,
• record,
• cable,
• kettle,
• oxford_cloth,
• sheet,
• chair,
• door_mat,
• truck,
• wool,
• web_surfing,
• leather,
• spring,
• toy_football,
• lightweight_jacket,
• wooden_building,
• rayons,
• automobile_body,
• polyethylene,
• diatomite,
• garden,
• acrylic,
• house,
• undergarment,
• fine_dust,
• penthouse,
• computer_armoire,
• sandwich_panel,
• faux_wood,
• corundum,
• kieselguhr,
• geometry_set,
• plastic_material,
• textile_lint,
• goatskin,
• cellular_phone,
• plush_animal,
• shade_cloth,
• antenna,
• extra_clothing,
• tote,
• tobacco,
• sail_cloth,
• speck_fiber,
• juvenile_furniture,
• light_truck,
• crude,
• row_cover,
• coating,
• nylon_cotton,
• flywheel,
• personal_watercraft,
• camera_unit,
• camisole,
• terminal,
• suv,
• alder,
• tie,
• soup,
• broadcloth,
• cotton_poplin,
• cotton_dress,
• decorative_furniture,
• timber_frame,
• tuff,
• case,
• footbridge,
• sharpener,
• plastic_glasses,
• styrofoam,
• semiconductor_wafer,
• stereo_equipment,
• fork_oil,
• grill,
• cotton_batiste,
• aircraft,
• trash,
• aluminum_frame,
• clinker,
• commuter_vehicle,
• lightweight_twill,
• small_tent,
• tulle,
• slate,
• polyurethane,
• spacecraft,
• sodium,
• microelectronics_component,
• pillowcase,
• fabric,
• film_substrate,
• soft_silk,
• post,
• car,
• photograph,
• buggy,
• silt,
• clothing,
• empty_bottle,
• lighter_satin,
• hand_dolly,
• light_nylon,
• light_aircraft,
• thin_wire,
• knit,
• stainless,
• earring,
• plastic_ware,
• skirt,
• straw,
• reflector,
• crushed_fabric,
• hemp,
• glyph,
• webbed_nylon,
• cart,
• paper_ball,