Complemental

Definitions: (1) to make a situation better or even perfect; (2) having a set of qualities essential for the team to operate more efficiently; (3) the ability to enhance or emphasize the qualities of others

Quotes:
• Constancy is the complement of all other human virtues. — Giuseppe Mazzini (1805–1872) Italian politician & journalist
• After mutual respect and understanding are achieved, it is possible to establish real, sincere relationships, which is the foundation of a solid long-term collaboration. — Ronald John Garan Jr. (1961-) NASA astronaut