Simple categories matching unconventional:

• mixture,
• fluid,
• material,
• medium,
• literature,
• instrument,
• livestock,
• means,
• illustration,
• surface,
• area,
• fibre,
• item,
• weapon,
• animal,
• outfit,
• floor,
• location,
• structure,
• place,
• construction,
• metal,
• instrumentation,
• host,
• fuel,
• document,
• source,
• fiber,
• substrate,
• solvent,
• tool,
• carrier,

Members with property unconventional:

• pedal_steel,
• wood,
• felt-tip_marker,
• snowboard,
• metal,
• rooftop,
• blade,
• paper,
• fabric,
• resin,
• paint,
• vacant_factory,
• old_theatre,
• cardboard,
• washboard,
• community_area,
• glass,
• plasticine,
• newspaper,
• clay_model,
• animal_bones,
• stone,
• wood_pallet,
• popsicle_stick,
• marbles,
• aircraft,
• chameleon,
• garden_umbrella,
• timber,
• yak,
• cafeteria,
• raffia,
• correction_fluid,
• air_brush,
• accordion,
• plaster,
• grape,
• house,
• dirt,
• steel,
• iron_pipe,
• tar,
• bone,
• elevator,
• chainsaw,
• prison,
• former_storefront,
• wall,
• old_wood,
• alpaca,
• pan,
• organ,
• crossbow,
• duck,
• nutria,
• washing-machine_cylinder,
• simple_alcohol,
• buzzing_organs,
• shaved_mink,
• soot,
• canopy,
• cutting-edge_tool,
• television,
• ink,
• box,
• wax,
• brass_screw,
• glitter_stick,
• chocolate,
• sunken_car,
• cardboard_tube,
• southwest_airline,
• wounded_knee,
• dirty_bomb,
• wire,
• maid_service,
• human_hair,
• bicycle_bell,
• latex,
• university_website,
• refrigerator,
• factory,
• natural_fiber,
• report,
• silver_pigment,
• infrared_fiber,
• acrylic,
• oled_fiber,
• liquefied_coal,
• tent,
• black_velvet,
• canvas,
• broken_glass,
• stick,
• molten_metal,
• hill_clay,
• hemp,
• shop_tool,
• floor,
• microphone,
• gold,
• clay,
• sugar,
• metal_pipe,
• sea_water,
• cotton,
• collage,
• tritium,
• castle,
• keyboard,
• chemical,
• post,
• auto_enamel,
• industrial_machinery,
• neon,
• shell,
• blood,
• neoprene,
• weapon,
• contact_paper,
• japanese_paper,
• portable_carport,
• vinyl_record,
• theremin,
• rubber,
• dogwood,
• chair,
• brick,
• sewing_utensil,
• appliance,
• carbon_powder,
• bagasse,
• mall,
• xylophone,
• radiological_weapon,
• faux_fur,
• glass_bottle,
• lab_cabinet,
• helmet,
• bicycle_spoke,
• blood_drive,
• pen,
• pencil,
• ocarina,
• titanium,
• sander,
• alcohol,
• cashmere,
• llama,
• cinema,
• coal,
• soil,
• oil_drum,
• corrugated_cardboard,
• abandoned_school,
• hydrocarbon,
• basswood,
• office,
• silver,
• metallic_powder,
• felt,
• basket_ball,
• brass,
• papers,
• public_institution,
• swordfish,
• waste_coal,
• nail_gun,
• diamond,
• nursing-home_bedside,
• drum,
• supermarket,
• under_pocket,
• suede,
• toss_pillow,
• nuclear_bomb,
• suicide_bomb,
• burlap,
• cello,
• truck,
• patent-leather_dress,
• digital_voltmeter,
• dried_riverbed,
• mirror,
• work,
• water,
• cobblestone,
• pipe,
• siren,
• whiskey_barrels,
• biomass,
• methanol,
• camel,
• yellow_dress,
• porridge_gun,
• ukulele,
• contrabassoon,
• bones,
• horn,
• boat,
• silk,
• harmonica,
• church,
• eider,
• piccolo,
• technical_report,
• phenol,
• foam_block,
• china_cup,
• hammer,
• mandolin,
• space_frame,
• email,
• feather,
• textured_paper,
• paper_cutout,
• flute,
• bike_horn,
• comb,
• cloth,
• antique_door,
• low-density_foam,
• mobile_trailer,
• blender,
• nitrogen,
• old_boot,
• carbon_fibre,
• african_drum,
• aluminium,
• parachute_silk,
• foam,
• spoon,
• furniture_paste,
• pot,
• fragile_coating,
• rock,
• wire_medium,
• screwdriver,
• aardvark,
• beryllium,
• string,
• quartz,
• perspex,
• corrugated_steel,
• granite_block,
• rod,
• biological_weapon,
• ornate_wallpaper,
• bicycle,
• kazoo,
• earth,
• zinc,
• metal_locker,
• bamboo_scaffolding,
• hard_metal,
• predator,
• pvc,
• jackhammer,
• fake_blood,
• aluminum,
• carbon,
• sand,
• historic_building,
• bass,
• old_newspaper,
• counter,
• thesis,
• bedroom_wall,
• trowel,
• gas,
• bedroom,
• electric_guitar,
• corrugated_aluminum,
• marimba,
• cuff,
• hair,
• ceiling,
• mixed_medium,
• gauze,
• clarinet,
• aubergine,
• spatula,
• bamboo_mat,
• banteng,
• saxophone,
• coating,
• putty_knife,
• glockenspiel,
• bagel,
• tomato,
• plant,
• calcite,
• fiber,
• ceramics,
• school,
• steel_truss,
• oil,
• dust,
• protest_action,
• dining-room,
• crude_weapon,
• library,
• salt,
• copper,
• polymer,
• sheepskin,
• steel_pipe,
• deer,
• synthetic_hair,
• trumpet,
• cork,
• rare_metal,
• barbershop,
• collar,
• livestock_marker,
• electric_bass,
• cement,
• dulcimer,
• animal,
• fur,
• liquid_coal,
• farmhouse,
• gravel,
• goat_hair,
• hospital,
• kenaf,
• bucket,
• exotic_fiber,
• shoes,
• anemone,
• knife,
• torque_bow,
• petroleum_product,
• religious_works,
• enamel,
• second_floor,
• magnet,
• wire_mesh,
• pole,
• coin_laundry,
• monastery,
• telephone,
• computer,
• leather,
• perforated_metal,
• box_cutter,
• ash,
• mailbox,
• nonlethal_weapon,
• coffee,