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

One other key factor fueling the optimism around network shows is that in the past few years, media giants have recognized that broadcast and streaming can be complementary rather than mutually exclusive. — Rick Porter, HollywoodReporter, 23 Sep. 2026

Both bring important, complementary perspectives that help organizations navigate nuanced messaging and communicate responsibly, in a way that feels credible to employees and consistent with the culture. — Expert Panel®, Forbes.com, 21 Sep. 2026

Godshalk also recommends choosing basing flowers to add complementary texture and color to the parallel plant material. — Madeline Buiano, Martha Stewart, 19 Sep. 2026

Paula Goldman, Salesforce’s chief ethical and humane use officer, argues there’s currently a big opportunity to redesign work around the complementary strengths of humans and AI. — Harvard Business Review, 17 Sep. 2026