lenis after bilabial plosives, and more fortis after alveolar plosives. The vowel elements may be a range of , being fronted especially after more forward consonants. The fricative (or trill) elements may occasionally be reduced to offglides , or entirely neutralized. transcribes this process instead as bilabially trilled onglides while the fricativized vowel retains its form .

The fricativized vowels (which notates as ) are described by as 'voiced alveolar fricative syllabic continuants',