badmouthed
bad-mouthed
verb
Spoke unfavourably or critically about someone or something, often unfairly.
"He badmouthed his former boss constantly."
Thesaurus
Synonyms: malign, badmouth, drag through the mud, traduce
bad-mouthed
Spoke unfavourably or critically about someone or something, often unfairly.
"He badmouthed his former boss constantly."
Synonyms: malign, badmouth, drag through the mud, traduce