Oro Win language

Oro Win
Region	Brazil
Ethnicity	55 (1998)
Native speakers	5 (2011)
Language family	Chapacuran Wari Oro Win
Language codes
ISO 639-3	orw
Glottolog	orow1243

Oro Win is a moribund Chapacuran language spoken along the upper stretches of the Pacaás Novos River in Brazil. Oro Win is one of only five languages known to make use of a voiceless bilabially post-trilled dental stop, [t͡ʙ̥]. As of 2010, there were only six known speakers of Oro Win in Brazil, and all of them were over 50 years of age.

Phonology

Vowels

	Front	Back
Close	i
Near-close	ʏ
Close-mid	e	o
Open	a

Consonants

	Bilabial	Dental	Alveolar	Palatal	Velar	Glottal
Stop	p	t̪ʙ̥	t		k	ʔ
Fricative	ɸ		s
Nasal	m		n
Flap			ɾ
Semivowel				j	w

Literature

• Everett, Daniel; & Kern, B. (1996). Wari’: The Pacaas Novos language of western Brazil. London: Routledge.
• Ladefoged, Peter; Everett, Daniel. (1996). The status of phonetic rarities. Language, 72 (4), 794–800.

External links

• Oro Win: Povos Indígenas no Brasil - Instituto Socioambiental
• Linguistics Professor Discovers New Language in Brazilian Rain Forest. Pittsburgh University Times v. 27 n. 4 (1994). (offline, but see this copy)
• UCLA Phonetics Lab Data – recordings of [t͡ʙ̥] in Oro Win.