Voiced bilabial trill


The voiced bilabial trill is a type of consonantal sound, used in some spoken languages. The symbol in the International Phonetic Alphabet that represents the sound is, and the equivalent X-SAMPA symbol is B\.

Features

Features of the voiced bilabial trill:
In most instances, it is only found as the trilled release of a prenasalized stop.

Occurrence

The Knorkator song "" on the 1999 album Hasenchartbreaker uses a similar sound to replace "br" in a number of German words.
In New Guinea, the bilabial trill is found in Kwomtari and Sko languages, as well as in the Kilmeri language. In Vanuatu, it is found in several languages of Malekula: Ahamb, Ninde, Unua.

Phonology

In many of the languages in which the bilabial trill occurs, it occurs only as part of a prenasalized bilabial stop with trilled release,. That developed historically from a prenasalized stop before a relatively high back vowel like. In such instances, the sounds are usually still limited to the environment of a following. However, the trills in Mangbetu may precede any vowel and are sometimes preceded by only a nasal.