Where does “chrisma” come from?

chrisma (Ecclesiastical Latin) comes from Ancient Greek χρῖσμα, from Ancient Greek χρίω, from Proto-Indo-European gʰrēy-, from Proto-Indo-European gʰer- — to rub; to stroke; to grind.

Ancestry of “chrisma”, step by step

Step	Language	Word	Meaning
1	Ancient Greek	χρῖσμα	anointing, unction; wall coating, plaster
2	Ancient Greek	χρίω	to rub or smear (especially the body) with oil or unguents; to anoint
3	Proto-Indo-European	gʰrēy-	to smear; to paint, streak, smear
4	Proto-Indo-European	gʰer-	to rub; to stroke; to grind

Words derived from “chrisma”

Every word from Proto-Indo-European gʰer- →Every word from Proto-Indo-European gʰrēy- →Every word from Ancient Greek χρίω →