Where does “*dáljāˀ” come from?

*dáljāˀ (Proto-Balto-Slavic) comes from Proto-Indo-European delh₁- — to split, divide.

Ancestry of “*dáljāˀ”, step by step

Step	Language	Word	Meaning
1	Proto-Indo-European	delh₁-	to split, divide

*dáljāˀ — Etymology, Origin & Word History | Etymology Explorer