Where does “nevo” come from?

nevo (Galician) comes from Galician nevar, from Old Portuguese nevar, from Vulgar Latin nivare, from Latin nix, from Proto-Italic sniks, from Proto-Indo-European snígʷʰs — snow.

nevo (Galician): first-person singular present indicative of nevar

Definitions

first-person singular present indicative of nevar

Ancestry of “nevo”, step by step

Step	Language	Word	Meaning
1	Galician	nevar	to snow; first/third-person singular future...
2	Old Portuguese	nevar	—
3	Vulgar Latin	nivare	present active infinitive of *nivō
4	Latin	nix	snow; white hair
5	Proto-Italic	sniks	snow
6	Proto-Indo-European	snígʷʰs	snow

Every word from Proto-Indo-European snígʷʰs →Every word from Proto-Italic sniks →Every word from Latin nix →