aspersion, attaint, badge of infamy, bar sinister, baton, bedarken, bedaub, begrime, bend sinister, besmear, besmirch, besmoke, besmutch, besoil, bespatter, bestain, black, black eye, black mark, blacken, blackening, blackwash, bloodstain, blot, blotch, blur, brand, broad arrow, call names, censure, champain, charcoal, cork, dab, darken, darkening, daub, defile, denigrate, denigration, dinge, dirty, discolor, disparagement, ebonize, engage in personalities, eyesore, fleck, flick, flyspeck, foul, grime, heap dirt upon, imputation, ink, macula, maculation, macule, mark, mark of Cain, melanization, melanize, muckrake, murk, nigrification, nigrify, onus, oversmoke, patch, pillorying, point champain, reflection, reprimand, reproach, revile, scorch, sear, shade, shading, shadow, singe, slubber, slur, smear, smirching, smoke, smooch, smouch, smudge, smudging, smut, smutch, smutching, soil, soilage, soilure, soot, spatter, speck, speckle, splash, splatter, splotch, spot, stain, stigma, stigmatism, stigmatization, stigmatize, sully, taint, tarnish, throw mud at, vilify
be unclean, become unclean, rot, putrefy, ferment, fester, rankle, reek, stink, mold, molder, go bad, render unclean, dirt, dirty, daub, blot, blur, smudge, smutch, soil, smoke, tarnish, slaver, spot, smear, smirch
, begrease, dabble, drabble, draggle, daggle, spatter, slubber, besmear, bemire, beslime, begrime, befoul, splash, stain, distain, maculate, sully, pollute, defile, debase, contaminate, taint, leaven, corrupt, cover with dust, drabble in the mud, roil, wallow in the mire, slobber, slabber.
be black, render black, blacken, infuscate, denigrate, blot, blotch, smutch, smirch
, darken, black, sable, swarthy, somber, dark, inky, ebony, ebon, atramentous, jetty, coal-black, jet-black, fuliginous, pitchy, sooty, swart, dusky, dingy, murky, Ethiopic, low-toned, low in tone, of the deepest dye, black as jet, black as my hat, black as a shoe, black as a tinker's pot, black as November, black as thunder, black as midnight, nocturnal, nigrescent, gray, obscure.