Indonesian, the official language of Indonesia, is a form of Malay that serves as a unifying communication tool across the diverse archipelago. With its roots in the Old Malay language, Indonesian has evolved into a standardised register, incorporating elements from various languages, including Javanese, Sundanese, and Balinese. This rich linguistic heritage reflects the country’s cultural fusion, where traditions from India, China, the Middle East, and Europe have left indelible marks. Notably, Indonesian is spoken not only in Indonesia but also in neighbouring countries like Malaysia, East Timor, and parts of Papua New Guinea. Its widespread usage in commerce, education, and administration underscores its significance in the region’s socio-political landscape.