Where does “nieve” come from?

nieve (Asturian) comes from Vulgar Latin *nĕvem, from Latin nix, from Latin -eus, from Ancient Greek -εῖος, from Proto-Indo-European -iHwós, from Proto-Indo-European -wós — Creates adjectives from verb stems.

nieve (Asturian): snow

Definitions

snow

Ancestry of “nieve”, step by step

Step	Language	Word	Meaning
1	Vulgar Latin	*nĕvem	—
2	Latin	nix	snow; white hair
3	Latin	-eus	argentum + API → argenteus; ferrum + API →...
4	Ancient Greek	-εῖος	Forms adjectives, usually with a meaning of "of"...
5	Proto-Indo-European	-iHwós	—
6	Proto-Indo-European	-wós	Creates adjectives from verb stems

Every word from Proto-Indo-European -wós →Every word from Latin -eus →Every word from Ancient Greek -εῖος →