Where does “gør” come from?

gør (Old Norse) comes from Proto-Germanic gurą, from Proto-Indo-European gʷʰer-, from Proto-Indo-European gʷʰe-gʷʰór-e ~ gʷʰe-gʷʰr-ḗr.

Ancestry of “gør”, step by step

Step	Language	Word	Meaning
1	Proto-Germanic	gurą	Half-digested stomach contents; manure; dung;...
2	Proto-Indo-European	gʷʰer-	warm, hot
3	Proto-Indo-European	gʷʰe-gʷʰór-e ~ gʷʰe-gʷʰr-ḗr	—

gør — Etymology, Origin & Word History | Etymology Explorer