ill-mannered

形容词 ill-mannered:

1. socially incorrect in behavior
   同义词：bad-mannered, rude, unmannered, unmannerly

ill-man.nered

adj.（形容词）
Lacking or indicating a lack of good manners; rude.
无礼的：缺少礼貌或显得缺乏礼貌的；粗野的

【引伸】
ill.-man.neredly
adv.（副词）