a formal agreement or connection between two parties, often through marriage.

a partnership or alliance that is intended to provide mutual benefits, such as economic or social advantages.

सहयोग या भागीदारी

English Usage: The two companies entered into a matrimonial alliance to enhance their market presence.

Hindi Usage: दोनों कंपनियों ने अपने बाजार में उपस्थिति बढ़ाने के लिए एक सहयोग या भागीदारी में प्रवेश किया।