"To give some mood" means to create a certain atmosphere or feeling in a situation or environment. It could involve setting a particular tone, adding emotions, or establishing a specific ambiance. Full definition
Real chocolate (cacao) actually enhances your mental performance and gives you a mood lift by increasing dopamine in the brain. (renewingallthings.com)
If you are in a gift giving mood, check it out. (goodereader.com)
I have numerous pieces of furniture and decorative items that belonged to both my grandmother and my mother, which gives me the mood and look I enjoy. (theinspiredroom.net)