in favor of someone—
1. in defense or support of a person:
- Let each member speak in favor of the candidate of his or her choice.
2. to the advantage of a person or team:
- The defense players try to keep the score constant, and the forwards try to change it in favor of their team.
in favor with someone—liked by a person; having smb.’s support or approval:
- You can’t expect to be in favor with Sue if you’re always criticizing her.