Bola language (Austronesian)

Bola, or Bakovi, is an Oceanic language of West New Britain in Papua New Guinea. The Harua (Xarua) dialect developed on a palm plantation.

Phonology
Phonology of the Bola language:

is realized as only when occurring in front of. The voiced stops can often sound prenasalized  among various speakers. can be pronounced as a glottal fricative among younger speakers.

before vowel sounds is pronounced as a glide sound.