The Austronesian Comparative Dictionary

*iak cry out, shout

PMP iak cry out, shout

WMP
Tagalog iák cry (with tears), sob
Cebuano íak chirp, cheep
íak-íak kind of bird, the barred graybird: Coracina striata
Malay iak to whine
Bikol íak cry out or shout
CMP
Manggarai iak cry of children playing hide-and-seek