1. (v. t.) To smear with something which stains, or makes dirty; to smutch; to begrime; to soil; to sully.

2. (n.) A smutch; a dirty stain.

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