Where does “vachi” come from?

vachi (Norman) comes from Old French vache, from Latin vacca, from Proto-Indo-European wokeh₂-.

vachi (Norman): cowherd

Definitions

Step	Language	Word	Meaning
1	Old French	vache	cow
2	Latin	vacca	cow
3	Proto-Indo-European	wokeh₂-	—

vachi — Etymology, Origin & Word History | Etymology Explorer