condescend

verbs

behave in a patronizing and condescending manner
is derived from
is a type of (narrower)
perform an action, or work out or perform (an action)
"think before you act"; "We must move quickly"; "The governor should act on the new energy bill"; "The nanny acted quickly by grabbing the toddler and covering him with a wet towel"
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"
treat condescendingly
is derived from