Where does “geurey” come from?

geurey (Manx) comes from Old Irish gemred, from Old Irish gaimred, from Proto-Celtic gyemos, from Proto-Indo-European ǵʰyem- — winter.

geurey (Manx): winter

Definitions

Step	Language	Word	Meaning
1	Old Irish	gemred	winter
2	Old Irish	gaimred	—
3	Proto-Celtic	gyemos	winter
4	Proto-Indo-European	ǵʰyem-	winter

geurey — Etymology, Origin & Word History | Etymology Explorer