In their arrogance, they condescend and speak to you as if you were an infant.
From the timesunion.com
As Paul H. Weaver points out, television tends to condescend to politicians.
From the time.com
He has never misused his considerable intelligence to pander or condescend.
From the guardian.co.uk
If we're not careful, we even start to condescend toward those who are less fortunate.
From the kentucky.com
That's because director Steve Taylor and screenwriter Donald Miller don't condescend.
From the washingtonpost.com
I couldn't care less to condescend on suba people since Scuba Diving is so vast a sport.
From the latimes.com
An ACC head basketball coach, however, cannot condescend in such matters.
From the newsobserver.com
No parent wants to intentionally belittle and condescend to their child.
From the scienceblogs.com
Liberals like to hear MSNBC's Rachel Maddow condescend to conservatives.
From the economist.com
More examples
Behave in a patronizing and condescending manner
Do something that one considers to be below one's dignity
Debase oneself morally, act in an undignified, unworthy, or dishonorable way; "I won't stoop to reading other people's mail"
(condescending) arch: (used of behavior or attitude) characteristic of those who treat others with condescension
(condescension) the trait of displaying arrogance by patronizing those considered inferior
(condescension) a communication that indicates lack of respect by patronizing the recipient
(condescension) affability to your inferiors and temporary disregard for differences of position or rank; "the queen's condescension was intended to make us feel comfortable"
(Condescension(single)) single from deviant
To come down from one's superior position; to deign (to do something); To treat (someone) as though inferior; to be patronizing (toward someone); to talk down (to someone); To consent, agree; To come down