1. To treat with excessive indulgence: pampered their child.
2. To give in to; gratify: He pampered his ambition for wealth and fame.
3. Archaic To indulge with rich food; glut.

Synonyms: These verbs all mean to cater excessively to someone or to his or her desires or feelings. To pamper is to gratify appetites, tastes, or desires: "He was pampering the poor girl's lust for singularity and self-glorification" (Charles Kingsley).
Indulge suggests a kindly or excessive lenience in yielding especially to wishes or impulses better left unfulfilled: "You musn't think because I indulge you in some things that you can keep everyone waiting" (Theodore Dreiser).
Humor implies compliance with or accommodation to another's mood or idiosyncrasies: "Human life is . . . but like a froward child, that must be played with and humored a little to keep it quiet till it falls asleep" (William Temple).
Spoil implies excessive indulgence that adversely affects the character, nature, or attitude: "He seems to be in no danger of being spoilt by good fortune" (George Gissing).
Coddle and mollycoddle point to tender, overprotective care that often leads to weakening of character: "I would not coddle the child" (Samuel Johnson). Stop mollycoddling me; I'm a grown person.
Baby suggests the indulgence and attention one might give to an infant: "I should like to be made much of, and tended—yes, babied" (Adeline D.T. Whitney).