A role that provides benefits to someone or something; typically in a context of helping or serving.

लाभदायक भूमिका

English Usage: In the project, his benefactive role helped the team achieve success.

Hindi Usage: इस प्रोजेक्ट में, उनकी लाभदायक भूमिका ने टीम को सफलता प्राप्त करने में मदद की।