is rude
人を指差すのは無作法だ。
It’s rude to point at people.
彼は無作法だが、それでも私は彼を愛する。
He is rude, but I love him anyway.
彼の態度は無礼だとは言えないが無作法だ。
His attitude isn't exactly rude, but it is rather uncouth.
そんな事を言うとは、あなたは無作法だ。
It was rude of you to say such a thing.