Where does “lechij” come from?

lechij (Central Huasteca Nahuatl) comes from Spanish leche, from Old Spanish leche, from Vulgar Latin lactem, from Latin lác, from Proto-Indo-European ǵlákts — milk.

lechij (Central Huasteca Nahuatl): milk

Definitions

milk

Ancestry of “lechij”, step by step

Step	Language	Word	Meaning
1	Spanish	leche	milk; cum, semen; shit
2	Old Spanish	leche	—
3	Vulgar Latin	lactem	first-person singular present active subjunctive...
4	Latin	lác	milk
5	Proto-Indo-European	ǵlákts	milk

Every word from Proto-Indo-European ǵlákts →Every word from Latin lác →Every word from Vulgar Latin lactem →