Cuoi language

Cuói, known as "Thổ" in Vietnam and as "Hung" in Laos, is a dialect cluster spoken by around 70,000 Thổ people in Vietnam and a couple thousand in Laos, mainly in the provinces of Bolikhamsai and Khammouane.
Phonology.
Làng Lỡ dialect.
Consonants.
The consonant inventory of the Làng Lỡ dialect, as cited by Michel Ferlus:
Tones.
There're eight tones in the Làng Lỡ. Tones 1 to 6 are found on sonorant-final syllables (a.k.a. 'live' syllables): syllables ending in a vowel, semi-vowel or nasal. Tones 7 and 8 are found on obstruent-final syllables (a.k.a. 'stopped' syllables), ending in -p -t -c -k. This is a system comparable to that of Vietnamese.
Vocabulary.
The data is from Cuoi Cham vocabulary recordings and the Mon-Khmer Etymological Dictionary.