ACD - Austronesian Comparative Dictionary Online

*idau kind of snake

WMP
Isneg	ídaw	snake, serpent
Ibanag	iráw	snake
Yogad	iráw	snake
Gaddang	i:raw	snake
Hanunóo	ʔiráwu	python
Agutaynen	iraw	a type of medium-sized black snake which is not poisonous (they are very common, and often live in houses)

This comparison has benefitted from additional forms supplied by David Zorc.