1. 恶意中伤, 诽谤 (动)：badman 偷牛贼; 罪犯; 不法之徒 (名) | badminton 羽毛球 (名) | badmouth 恶意中伤, 诽谤 (动)

verb

1. speak unfavorably about

e.g. She badmouths her husband everywhere

Synonym: maligntraducedrag through the mud