Simple categories matching powdery:

• substance,
• detritus,
• fiber,
• material,
• medium,
• carbon,
• matter,
• solid,
• ingredient,
• pollutant,
• food,
• polymer,
• filler,
• surface,
• carrier,
• component,
• sugar,
• alloy,
• oxide,
• residue,
• particle,
• drawing,

Members with property powdery:

• ground_ochre,
• flour,
• sugar,
• lead,
• diamond,
• sawdust,
• dirt,
• talc,
• chalk,
• coal_dust,
• potato_starch,
• fire_clay,
• cement,
• kiln_dust,
• feather,
• dry_earth,
• medicine,
• carbon,
• grain,
• glass_powder,
• kaolin,
• silt,
• imide,
• salt,
• lime,
• resin,
• clay,
• activated_clay,
• sucrose,
• wood_ash,
• activated_carbon,
• dust,
• gamma-iron_oxide,
• charcoal,
• pipe_clay,
• cosmetic_powder,
• carbonyl_iron,
• polyester,
• ferrite,
• water,
• paprika,
• wheat_starch,
• bone_cement,
• fine_earth,
• concrete_dust,
• copper_powder,
• pastel_drawing,
• cinnamon,
• pvc_powder,
• lactose,
• cellulose,
• mn_alloy,
• zirconia,
• glucose,
• mica,
• aluminum_powder,
• corn_starch,
• titania,
• pulp_powder,
• ceramic_alloy,
• flour_stick,
• charcoal_drawing,
• metal,
• saccharose,
• alumina,
• dyestuff,
• bronze,
• ash,
• gravel,
• asbestos,
• porcelain_slip,
• rice_bran,
• ethyl_cellulose,
• cr_alloy,
• gypsum,
• fodder,
• powdered_polystyrene,
• cocoa,
• polyethylene,
• artificial_sweetener,
• rice_starch,
• inorganic_salt,
• graphite_particle,
• pulp,
• spray_powder,
• chromium_oxide,
• coal_ash,
• horsehair,
• concrete_mixture,
• alloy,
• amide,
• mica_powder,
• vermiculite_powder,
• organic_salt,
• sand,
• plaster,
• semolina,
• acrylonitrile,
• cellulose_powder,
• facial_powder,
• fine_limestone,
• copper,
• crude_ash,
• powdered_sugar,
• powdered_silicon,
• bentonite,
• titanium,
• zirconia_fiber,
• silica,
• rice,
• cornstarch,
• cement_product,
• limestone,
• starch,
• mixture,
• glass_beads,
• new_plaster,
• alloy_powder,
• earth_mineral,
• nutmeg,
• graphite,
• semolina_flour,
• colored_chalk,
• titanium_powder,
• confectioner_sugar,
• iron,
• fertilizer,
• crushed_steatite,
• hard_metal,
• silica_powder,
• brick,
• microcrystalline_cellulose,
• ce,
• powdered_sulfur,
• talcum,
• polyamide,
• soot,