Defame

In Thailand it is a criminal offence to defame or insult the king, princes or previous kings. Accusations of lèse-majesté are sometimes supported by the flimsiest or even nonexistent evidence, and those convicted have been sentenced to as much as sixty years in prison.

Sami didn't want to defame anyone.

Yanni wanted to defame Rima.

Amber Heard did not defame Johnny Depp; she was made an example of for being a bitch who stepped out of her place. There was no legal basis for claiming she defamed him.

My guilt thy growing virtues did defame; / My blackness blotted thy unblemish'd name.

Rebecca is […] defamed of sorcery practised on the person of a noble knight.

to defame somebody

And all the sparks that may bring unto flame / Hate betwixt man and wife, or breed defame.