Verb
to contaminate [ contaminated ; contaminated ]
to maculate [ maculated ; maculated ]
to blotch [ blotched ; blotched ]
to besmirch [ besmirched ; besmirched ]
to besmear [ besmeared ; besmeared ]
to bedaub [ bedaubed ; bedaubed ]
to tarnish [ tarnished ; tarnished ]
to bedraggle [ bedraggled ; bedraggled ]
to blemish [ blemished ; blemished ]
to blot [ blotted ; blotted ]
to imbrue [ imbrued ; imbrued ]
to splatter [ splattered ; splattered ]
to smear {relations}
to smudge {relations}
to stain {relations}
to smutch {relations}
to speckle {relations}
to splotch {relations}
Noun
splash {relations}
spot {relations}
...
blot {relations}