Sunnath Kalyanam is a term in Malayalam that refers to a Muslim ritual known as circumcision. It is a religious practice that involves the removal of the foreskin of the penis, which is considered a symbol of cleanliness and purity in Islam.

However, in the context of the search results, "Sunnath Kalyanam" also refers to a Malayalam short film directed by Ansal Orange and starring Mamukkoya, Jayakrishnan, Sini Abraham, and Sreeja Das. The film tells the story of two young Muslim boys who are about to undergo circumcision and their fears and trepidations leading up to the ritual.

In addition, "Sunnath Kalyanam" is also the title of a song from the Malayalam movie "Aana Alaralodalaral" composed by Mithun Jayaraj and sung by Gowry Lekshmi.

Overall, "Sunnath Kalyanam" can refer to the Muslim ritual of circumcision, the Malayalam short film, or the Malayalam song.