Main entry: condescend, patronise, patronize
Definition: treat condescendingly
Main entry: lower oneself, condescend, stoop
Definition: debase oneself morally, act in an undignified, unworthy, or dishonorable way
Usage: I won't stoop to reading other people's mail
Main entry: deign, descend, condescend
Definition: do something that one considers to be below one's dignity
Main entry: condescend
Definition: behave in a patronizing and condescending manner