Where does “păcuriu” come from?

păcuriu (Romanian) comes from Romanian păcură, from Late Latin picula, from Latin pix, from Proto-Indo-European pik-, from Proto-Indo-European pi- — sap, juice.

păcuriu (Romanian): black

Definitions

black

Ancestry of “păcuriu”, step by step

Step	Language	Word	Meaning
1	Romanian	păcură	oil; tar; naphtha
2	Late Latin	picula	tar
3	Latin	pix	pitch, tar
4	Proto-Indo-European	pik-	to be angry; pitch; resin
5	Proto-Indo-European	pi-	sap, juice

Every word from Proto-Indo-European pi- →Every word from Proto-Indo-European pik- →Every word from Latin pix →