noun, na-adjective
rudeness; impoliteness; discourtesy; insolence
Describes behavior or attitude that lacks respect or proper manners. Can be used as a noun or adjectival noun (na-adjective).
彼の無礼な態度には我慢できない。
I can't stand his rude attitude.
そんなことを言うのは無礼だ。
It's impolite to say such a thing.