Definition of favor:
an act of gracious kindness
an advantage to the benefit of someone or something; "the outcome was in his favor"
an inclination to approve; "that style is in favor this season"
a feeling of favorable regard
souvenir consisting of a small gift given to a guest at a party
promote over another; "he favors his second daughter"
consider as the favorite; "The local team was favored"
treat gently or carefully
bestow a privilege upon