"Aadha adhura" in Hindi translates to "half-cooked" or "unfinished," often used in the context of incomplete projects or relationships. "Pyaar palang tod" – I'm not sure about the exact phrase, but might relate to a relationship ending or breaking up. "2021" is the year, probably referring to a project, movie, or event from that year. "Ullu" is a term which can mean "owl" or is a brand in India (Ullu Entertainment, a regional content platform). "Hind" might refer to "Hindi," the language, or a community. "Upd" could be a typo for "update" or "UPD" as an abbreviation.