Home to 3 dialects represented on Dialect Atlas, spanning 3 language families.
also: Standard Indonesian
The national lingua franca and official language of Indonesia, derived from Malay and shaped by extensive contact with Javanese, Sundanese, Dutch, and English.
also: Basa Jawa
The largest Austronesian language by speakers, used across central and eastern Java and as a regional lingua franca. Distinguished by an intricate honorific system (krama / madya / ngoko).
also: Basa Sunda
A Malayo-Polynesian language of western Java, the second-largest regional language of Indonesia after Javanese. Around 40 million speakers, with its own honorific register system.