B2 adjective /ˈvʌl.ɡər/
Vulgar
下品; 粗野; 無礼;
Meaning
lacking sophistication or good taste; crude and offensive in language or behavior
Example
His vulgar language offended everyone at the dinner party.
彼の下品な言葉はディナーパーティーの皆を不快にさせた。