The Austronesian Comparative Dictionary

*pihak one side, one half

PWMP pihak one side, one half

WMP
Masbatenyo ka-pihák portion, part of a whole, one half, other half
ka-pihák san púsoʔ spouse, life partner (lit. ‘other half of the heart’)
pihak-ón divide something, split
Aklanon píhak to cut into two equal parts; halve
pihák the other side; half
Hiligaynon mag-pihák to cut in two parts, divide in half
pihák other side, reverse, pair, half
Mansaka piyak to split (as a coconut)
Toba Batak piak split in the middle
Iban piak side
be-piak halved, divided
dua piak on both sides
sa-piak bukit on the other side of the hill
Malay pihak kepala side of the head
pihak side
Tae' piak split, cleave; be split, cloven
si-piak one half of something in relation to the other
Sundanese miyak step to the side to let someone pass
Balinese miyak split, break open (tr.)
piyak become separate, split, break open (intr.)
Sasak piak to parcel out, distribute

PWMP pihak-an (gloss uncertain)

WMP
Aklanon pihak-án uneven-sized, one is larger than the other
Old Javanese pihak-an one side, one half