soot, particulates, sooty, gunk, debris, clouds, dirt, exhaust fumes, fumes, sand, ash, vapors, haze, silt, mist, cosmic dust, grime, motes, particles, smog, detritus, cobwebs, dampness, cinders, gunsmoke, particulate matter, powdery, sediment, crud, smoke, residue, pumice, sawdust, aerosols, condensation, lint, dander, interplanetary dust, thunderhead, water vapor, muck, asbestos, crumbs, stench, noise, talcum, stardust, specks, droppings, nebular, silica, odors, guck, moisture, spindrift, cumulus cloud, spadeful, ejecta, filth, gasses, rust, sulphates, sandstorm, dung, scurf, mud, granules, burrs, pollutants, dustiness, spume, cumulonimbus, caking, mustiness, air pollution, raincloud, schmutz, nubian desert, silicates, fluorocarbons, interstellar medium, tumbleweeds, stink, mucus, plume, scoria, hiss, haloes, ashes, sulfur dioxide, mildew, metamorphic rock, phlegm, ordure, redolence, methane, cumulus, spittle, mothballs, dusters, altocumulus, pollution, ink, mortar, paint, parchment, vapor, vapour, flannel, powder, shavings, rubbish, wadded, black, fume, lined, blue, embroidered, particulate, tattered, waterproof, waxed, bubble, chamois, cinder, condensate, crumpled

aerosolize, bespangle, fallout, interplanetary dust, plash, radioactive dust, spatter, splash, splatter, splosh, spray, sprinkle, swash

., air cleaner, air filter, alveolitis, anthracosis, anthrax pneumonia, bagascosis, bagassosis, black lung, black lung disease, blown, blurb, briquet, briquette, carpet beater, centaurea cineraria, centaurea gymnocarpa, chalk dust, clean room, cloud, coal miner's lung, connatural, cottrell precipitator, cover, covering, debris storm, debris surge, deflation, desertification, diffuse nebula, duster, dustlike, dustpan, dusty, dusty miller, dust bowl, dust cloud, dust contamination, dust devil, dust storm, electrostatically, emery rock, emery stone, endorsement, extragalactic nebula, farmer's lung, fern seed, film, galaxy, gaseous nebula, golden, grayed, grind, haze, hypersensitivity reaction, indorsement, inhalation anthrax, interplanetary medium, kick up, lens cap, lens cover, malathion, mesothelioma, mill, moldered, mouldered, mushroom, mushroom-shaped cloud, mushroom cloud, nebula, nuclear winter, palpable, powder, powderise, powderize, precipitator, pulmonary anthrax, pulverisation, pulverise, pulverization, pulverize, ragpicker's disease, ragsorter's disease, rug beater, sandstorm, settle, siderosis, sirocco, slack, sputter, tampion, thick, thresher's lung, tower, white room, woolsorter's disease, woolsorter's pneumonia, zodiacal light

blur, cover, dirt, discharge, material, remove, rubbish, smear, smudge, smutch, soil, stuff, take, take away, trash

debris, detritus, disperse, dot, junk, rubble, scatter, sprinkle