crassness
他在葬礼上讲笑话的粗俗行为让所有人都感到不适。
His ___crassness in telling jokes at the funeral made everyone uncomfortable.
他评论中的粗俗无礼让整个房间的人都感到尴尬。
The ___crassness in his remarks made everyone in the room feel uncomfortable.
他在会议上提出的粗俗问题显示出惊人的缺乏分寸感。
The ___crassness of his question at the meeting showed an astonishing lack of tact.