Where does “adangan” come from?

adangan (Indonesian) comes from Indonesian Adang, from Javanese ꦲꦢꦁ, from Old Javanese aḍaṅ, from Old Javanese a-, from Sanskrit अ-, from Proto-Indo-Iranian a-, from Proto-Indo-European n̥-, from Proto-Indo-European ne — not.

Ancestry of “adangan”, step by step

adangan traces back through two separate lines of ancestry.

via Indonesian Adang

Step	Language	Word	Meaning
1	Indonesian	Adang	block
2	Javanese	ꦲꦢꦁ	to cook rice by steaming
3	Old Javanese	aḍaṅ	to cook rice by steaming
4	Old Javanese	a-	stative/active verb forming
5	Sanskrit	अ-	un-, not; Used in the formation of imperfect,...
6	Proto-Indo-Iranian	a-	un-, a-
7	Proto-Indo-European	n̥-	not, un-
8	Proto-Indo-European	ne	not

via Indonesian an

Step	Language	Word	Meaning
1	Indonesian	an	—

Every word from Proto-Indo-European ne →Every word from Sanskrit अ- →Every word from Proto-Indo-European n̥- →