smears

Damages someone's reputation by making false or malicious accusations.

"The article smears his good name."

Dirty or greasy marks left by rubbing something across a surface.

"There were greasy smears on the window."

Spreads a greasy or dirty substance over a surface, making it messy.

"She smears mud on her shoes."

False statements made to damage someone's reputation or character.

"The politician denied the smears."