complement
Definitions
A thing that completes or brings to perfection.
A number or quantity of something required to make a group complete.
Either of two parts that together make a whole.
Examples
The red wine is a perfect complement to the rich chocolate dessert.
Her skills in graphic design complement his expertise in software development.
The new curtains complement the color scheme of the living room perfectly.
Synonyms
supplement enhance complete augment match accompany round out