Where does “sacristanus” come from?

sacristanus (Medieval Latin) comes from Late Latin sacrista, from Latin sacer, from Proto-Indo-European sh₂krós, from Proto-Indo-European seh₂k- — sacred.

Ancestry of “sacristanus”, step by step

Step	Language	Word	Meaning
1	Late Latin	sacrista	sexton; sacristan, vestryman
2	Latin	sacer	sacred, holy, dedicated (to a divinity), consecrated, hallowed
3	Proto-Indo-European	sh₂krós	sacred
4	Proto-Indo-European	seh₂k-	sacred

Words derived from “sacristanus”

Every word from Proto-Indo-European seh₂k- →Every word from Proto-Indo-European sh₂krós →Every word from Latin sacer →