badmouth
bad-mouth
verb
To speak critically or unfavourably about someone or something, often behind their back.
"She always badmouths her boss."
Thesaurus
Synonyms: malign, drag through the mud, traduce
bad-mouth
To speak critically or unfavourably about someone or something, often behind their back.
"She always badmouths her boss."
Synonyms: malign, drag through the mud, traduce