Rengao language

Rengao
Ro-Ngao
Native to	Vietnam
Native speakers	18,000 (2007)
Language family	Austroasiatic Bahnaric North Bahnar-Sedang Rengao
Writing system	Latin
Language codes
ISO 639-3	ren
Glottolog	reng1252

Rengao is a North Bahnaric language. It is spoken in Central Vietnam by the Rengao (Rơ Ngao) subgroup of the Bahnar people.

Phonology

Consonant phonemes of Rengao

		Bilabial	Dental	Alveolar	Palato-alveolar	Retroflex	Palatal	Velar	Glottal
Nasal		m		n		ɳ		ŋ
Plosive	voiceless	p	t̪			ʈ		k
	voiced	b	d̪			ɖ		ɡ
Affricate	voiceless			t͡s	t͡ʃ
	voiced			d͡z	d͡ʒ
Fricative	voiceless			s	ʃ	ʂ		x	h
	voiced			z	ʒ	ʐ		ɣ
Rhotic				r		ɽ
Approximant				l			j	w

Vowel phonemes of Rengao

	Front	Central	Back
Close	i		u
Mid	e	ə	o
Open	a		ɑ

Further reading

• J. Gregerson, Kenneth; Gregerson, Marilyn (2026). A Grammar and Dictionary of Rengao: An Austroasiatic Language of the Vietnam Central Highlands. Leiden, The Netherlands: Brill. doi:10.1163/9789004755178.