Upper Chehalis language

Upper Chehalis (Q̉ʷay̓áyiłq̉) is a member of the Tsamosan (Olympic) branch of the Coast Salish family of Salishan languages. Thompson's 1979 classification lists Upper Chehalis as more closely related to the Cowlitz language than it is to Lower Chehalis.^[3]

Upper Chehalis
Q̉ʷay̓áyiłq̉
Native to	United States
Region	south of Olympic Peninsula, Washington
Ethnicity	Chehalis people
Extinct	2001[1]
Language family	Salishan Coast Tsamosan Inland Upper Chehalis
Language codes
ISO 639-3	cjh
Glottolog	uppe1439
Upper Chehalis is classified as Extinct by the UNESCO Atlas of the World's Languages in Danger [2]

Phonology

Consonants

		Bilabial	Alveolar			Palatal	Velar		Uvular		Glottal
			central	sibilant	lateral		plain	lab.	plain	lab.
Plosive/ Affricate	plain	p	t	ts		tʃ	k	kʷ	q	qʷ	ʔ
	ejective	pʼ	tʼ	tsʼ	tɬʼ	tʃʼ	kʼ	kʷʼ	qʼ	qʷʼ
Fricative				s	ɬ	ʃ		xʷ	χ	χʷ	h
Sonorant		m	n		l	j		w

Vowels^[4]

	Front	Central	Back
Mid	e	ə	o
Open		a