afterdamp, ash, ashes, aspersion, attaint, badge of infamy, bar sinister, baton, bedarken, bedaub, begrime, bend sinister, besmear, besmirch, besmutch, besoil, black, black eye, black mark, blackdamp, blacken, blackening, blackwash, bloodstain, blot, blotch, blur, brand, breath, broad arrow, calx, carbon, censure, champain, charcoal, chokedamp, cinder, clinker, cloud, coal, coke, coom, cork, dab, damp, darken, darkening, daub, defile, denigrate, denigration, dinge, dirty, disparagement, dross, ebonize, effluvium, exhalation, eyesore, fetid air, firedamp, flatus, fleck, flick, fluid, flyspeck, foul, fume, grime, imputation, ink, lava, macula, maculation, macule, malaria, mark, mark of Cain, melanization, melanize, mephitis, miasma, murk, nigrification, nigrify, onus, oversmoke, patch, pillorying, plaster, point champain, puff of smoke, reek, reflection, reprimand, reproach, scoria, shade, shading, shadow, slag, slubber, slur, smarm, smear, smirch, smirching, smoke, smooch, smouch, smudging, smut, smutch, smutching, soil, soilage, soilure, soot, spatter, speck, speckle, splash, splatter, splotch, spot, stain, steam, stigma, stigmatism, stigmatization, sullage, sully, taint, tarnish, vapor, volatile, water vapor