Definitions of favor:

• noun:   an act of gracious kindness
• noun:   an advantage to the benefit of someone or something

  Example: "The outcome was in his favor"

• noun:   an inclination to approve

  Example: "That style is in favor this season"

• noun:   a feeling of favorable regard
• noun:   souvenir consisting of a small gift given to a guest at a party
• verb:   treat gently or carefully
• verb:   consider as the favorite

  Example: "The local team was favored"

• verb:   promote over another

  Example: "He favors his second daughter"

• verb:   bestow a privilege upon
• name:  A surname (very rare: popularity rank in the U.S.: #21603)