Where does “ꦗꦺꦴꦁ” come from?

ꦗꦺꦴꦁ (Javanese) comes from Kawi joṅ, from Proto-Mon-Khmer *d₂luuŋ.

Ancestry of “ꦗꦺꦴꦁ”, step by step

Step	Language	Word	Meaning
1	Kawi	joṅ	—
2	Proto-Mon-Khmer	*d₂luuŋ	—