condescend

Short definition from Wiktionary

Verb

1. 1
   To come down or go down; to descend.
2. 2
   To come down from a superior position and do something; to deign; (with a negative connotation) to stoop.
3. 3
   To treat someone as though inferior; to talk down to someone; to patronize.
4. 4
   Chiefly followed by on or upon: to go into detail; to particularize, to specify.
5. 5
   To agree to something; to accede, to assent, to consent; also, to reach an agreement.
6. 6
   To give way or yield in a deferential manner; to be amenable or compliant.
7. 7
   To graciously give; to vouchsafe.
8. 8
   To reach a certain point; to settle on.
9. 9
   To secretly make plans, usually to bring about a bad or illegal result; to conspire, to plot.
10. 10
    To treat (someone) as though inferior; to talk down to (someone); to patronize.
11. 11
    Often preceded by the dummy pronoun it: to agree to (something); to consent.