Where does “légèreté” come from?
légèreté (French) comes from French léger, from Old French legier, from Vulgar Latin leviarius, from Latin levius, from Latin lēvis, from Proto-Italic leɣʷis, from Proto-Indo-European h₁léngʰus, from Proto-Indo-European h₁lengʷʰ- — light.
légèreté (French): lightness , levity
Ancestry of “légèreté”, step by step