Vocabulary
慇懃無礼
いんぎんぶれい
superficially polite but actually rude; rude under a veneer of politeness; courteous on the surface but insolent at heart
na-adjective
noun
Example sentences
最近（さいきん）の銀行員（ぎんこういん）の態度（たいど）はなんと慇懃無礼（いんぎんぶれい）なことか。何様（なにさま）だと思（おも）ってるんだ。
These bank employees seem so politely insolent lately. I wonder what's behind it.
あいつの慇懃無礼（いんぎんぶれい）なものの言い方（いいかた）、思い出（おもいだ）すだけで不愉快（ふゆかい）になるよ。
I find just the memory of his overly polite patronizing manner really offensive.