Where does “leve” come from?

leve (Spanish) comes from Latin lēvis, from Proto-Italic leɣʷis, from Proto-Indo-European h₁léngʰus, from Proto-Indo-European h₁lengʷʰ- — light.

Definitions

Step	Language	Word	Meaning
1	Latin	lēvis	—
2	Proto-Italic	leɣʷis	—
3	Proto-Indo-European	h₁léngʰus	lightweight
4	Proto-Indo-European	h₁lengʷʰ-	light

leve — Etymology, Origin & Word History | Etymology Explorer