What are the "new iranian loudschifts"?

[Johny Bravo]

The new iranian loudshifts are loudshifts of v -> b or g. Examples:

English - Zazaki - Kelhuri - Kurmanji - Persian
Spring - Wisar - Wihar - Bihar - Bahar
Leaves - Velg - Welng - Belk - Barg
Wind - Va - Wa - Ba - Bad
Lamb - Verek - Werek - Berx - Barra
Rain - Varan - Waran - Baran - Baran
Say - Vatene - Wuten - Gotin - Goftan
See (Presense Root) - Vîn - Wîn - Bîn - Bîn
Say (Presense Root) - Va(c/j) - Wiş - Bêj - Gûy

English - Zazaki - Kurmanji - Persian
Gras - Vaş - Giya - Giya
Snow - Vewre - Berf - Barf
Run - Vestene - Bezin - Gurizan
Forward - Ver - Ber - Bar
Ram - Vosn - Beran- Goşn
Flower - Vil - Gul- Gol
Change - Vurrnayene - Gohirandin - Gerawidan
Kidney - Velik - Gurçik - Gorda
Cry - Bermayene - Girîn - Geristan
Hunger - Vêşan - Birçî - Gorosnegi
Voice - Veng - Deng - Bang