To spread with a greasy, sticky, or dirty substance:
bedaub, dab1, daub, plaster, smear, smirch, smudge. See put onTo contaminate the reputation of:
befoul, besmirch, bespatter, blacken, cloud, denigrate, dirty, smear, smudge, smut, soil, spatter, stain, sully, taint, tarnish. Idioms: give a black eye to, sling (or throw) mud on. See attack, clean
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