丁重語
ていちょうご
courteous language (i.e. humble language in which an action or object is not directed toward the listener or a third party)
丁重 is read as ていちょう (teichou) and means polite.
ていちょう
teichou
がまんするのが難しいのは彼の度を超した丁重さである。
What is hard to put up with is his over-politeness.