BashIlk	=	Bashiic-Ilokano axis

PAN	=	Proto-Austronesian

PBsh	=	Proto-Bashiic macrogroup (Yami, Itbayaten~Vasayic, Batanic)

GCP	=	Greater-Central-Philippine language

PRGCP =	Proto-Greater-Central-Philippine subgroup

PMP	=	Proto-Malayo-Polynesian

PNP	=	Proto-Northern-Philippine

PPH	=	Proto-Philippine

PSP	=	Proto-Southern-Philippine

PVas	=	Proto-Vasayic (Itbayaten, Ivasay, Isamorong, Babuyan)

PWMP	=	Proto-Western-Malayo-Polynesian

PYam	=	Proto-Yamic (Imorod, Iraralay, any other Yami lect)

TYM	=	Tsuchida, Yamada, Moriguchi. 1987.

YGrp	=	Y-Group (Philippine languages in which PAN *R > y)

Blust. 1991.  GCP
Blust. 2013.  The AN Languages 2nd ed.
Blust. 2019.  Resurrection of PPH