Cuối language

Cuối, known as Thổ, 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.

Consonants
The consonant inventory of the Làng Lỡ dialect, as cited by Michel Ferlus:
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! colspan=2| ! Bilabial ! Labiodental ! Alveolar ! Retroflex ! Palatal ! Velar ! Glottal ! colspan=2| Nasal ! rowspan=3| Plosive ! tenuis ! glottalized ! aspirated ! rowspan=3| Fricative ! voiceless ! voiced ! glottalized ! colspan=2| Approximant
 * + Initial consonants of Cuối Làng Lỡ
 * }
 * }
 * }
 * }
 * }
 * }
 * }
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 * is found in Vietnamese loanwords with initial (orthographic )
 * originate in the borrowing of segments from a variety of Vietnamese that existed several centuries ago.

Vowels

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! ! Front ! Central ! Back ! Close ! Close-mid/ Mid ! Open-mid/ Open
 * + Monothongs of Cuối Làng Lỡ
 * }
 * }
 * }
 * }

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.