Condescend

verb

1. To come down from one's superior position; to deign (to do something).
2. To treat (someone) as though inferior; to be patronizing (toward someone); to talk down (to someone).
3. (possibly nonstandard) To treat (someone) as though inferior; to be patronizing toward (someone); to talk down to (someone).
4. To consent, agree.
5. To come down.