Synonyms of complementary

complementary

adjective

ˌkäm-plə-ˈmen-t(ə-)rē 

as in supplementary

related to each other in such a way that one completes the other

the complementary contributions of the cooking and cleanup committees were essential to the success of the church barbecue

Synonyms & Similar Words

• supplementary
• reciprocal
• mutual
• supplemental
• collective
• combined
• correlative
• cooperative
• communal
• joint
• symbiotic
• common
• shared
• conjoint
• united

Antonyms & Near Antonyms

• nonreciprocal
• noncomplementary

Example Sentences

Recent Examples of complementary

Their pipelines, however, are more complementary, with AstraZeneca stronger in solid tumors and Bristol Myers in blood cancers and cell therapies. — Elsa Ohlen, CNBC, 6 Aug. 2026

This mid-tone blue layers effortlessly with complementary hues like soft gray and creamy pink for a warm, inviting home. — Michele Laufik, Martha Stewart, 5 Aug. 2026

Then Pearsall began last season as the team’s top receiver with Aiyuk on the shelf and Jauan Jennings still serving a complementary role. — Chris Biderman, Sacbee.com, 4 Aug. 2026

The Dodgers can afford to take more chances, afford to guarantee a ridiculous $240 million to a complementary player such as Kyle Tucker in free agency. — Ken Rosenthal, New York Times, 2 Aug. 2026