dialect of Javanese spoken in Java, Indonesia
via Wikipedia infobox
Banyumasan (basa Banyumasan), also known by its autoglottonym Ngapak (basa Ngapak), is a dialect of Javanese spoken mainly in three areas of Java: the Banyumasan region in the westernmost part of Central Java province and surrounding the Dieng Plateau, Mount Slamet and Serayu River; a neighboring area inside West Java province; This area includes Cilacap, Kebumen, Banjarnegara, Purbalingga, Banyumas, Wonosobo regencies, southern part of Pemalang, southern part of Pekalongan, southern part of Batang and, together with independent cities within that region. Banyumasan is considered as one of the most conservative Javanese dialects (comparable to the Nuorese variety of Sardinian), retaining the phonology and some aspects of Old Javanese (Kawi) grammar and vocabularies in the modern language.
History
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).