smearing
smear-ing
verb
Spreading a soft, greasy, or dirty substance over a surface messily.
"He was smearing butter on his toast."
verb
Maliciously damaging someone's reputation by making false or harmful accusations.
"They were smearing the politician's good name."
Thesaurus
Synonyms: malignment, smear, vilification, blot, slur, smudge, daub, smirch, spot, denigrate, sully, calumniate