Definitions of favour:

• noun:   an act of gracious kindness
• noun:   an advantage to the benefit of someone or something
• noun:   an inclination to approve
• 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
• verb:   promote over another
• verb:   bestow a privilege upon