grobnic (Romanian) comes from Old Church Slavonic гробьнъ, from Old Church Slavonic гробъ, from Proto-Slavic grǫbъ, from Proto-Slavic grěti, from Proto-Indo-European gʷʰer-, from Proto-Indo-European gʷʰe-gʷʰór-e ~ gʷʰe-gʷʰr-ḗr.
grobnic (Romanian): shroud