v behave in a patronizing and condescending manner
v do something that one considers to be below one's dignity
v debase oneself morally, act in an undignified, unworthy, or dishonorable way
v treat condescendingly
s (used of behavior or attitude) characteristic of those who treat others with condescension
a. 谦逊的, 故意屈尊的, 有优越感的