Vüënen Taut, also known as Big Nambas, is an Oceanic language spoken by about people () in northwest Malekula, Vanuatu. Approximately nineteen villages in the Big Nambas region of the Malekula Interior use the language exclusively, with no variation in dialect. It was studied in depth over a period of about ten years by missionary Greg J. Fox, who published a grammar and dictionary in 1979. A Vüënen Taut translation of the Bible was recently completed by Andrew Fox.
The consonant phonemes of Vüënen Taut are as shown in the following table:
Vüënen Taut has a 5-vowel system with the following phonemes:
Vüënen Taut has a complex syllable structure with a large amount of consonant clusters possible (e.g. drnlak "my ear"). Additionally, clusters of up to four vowels are permitted (e.g. nauei "water"). Stress in Vüënen Taut is phonemic, but partly predictable. The consonants /t ò r l n/ all exhibit phonemic gemination when two identical ones occur between syllables. Linguolabial consonants are often marked with an apostrophe in the orthography to distinguish them from their bilabial counterparts.
Vüënen Taut is a synthetic, head-marking language.
There are three noun classes in Vüënen Taut:
Vüënen Taut features a system of complex nouns, formed by derivation. Derived nouns can be of one of five types:
Nouns in Vüënen Taut may be compounded by following them with a verb stem.