Where does “levíssimo” come from?

levíssimo (Portuguese) comes from Portuguese leve, from Old Portuguese leve, from Latin levis, from Proto-Italic leɣʷis, from Proto-Indo-European h₁léngʰus, from Proto-Indo-European h₁lengʷʰ- — light.

Ancestry of “levíssimo”, step by step

StepLanguageWordMeaning
1Portugueselevelight; gentle, light
2Old Portugueseleve—
3Latinlevislight; quick, swift; fickle
4Proto-Italicleɣʷislight
5Proto-Indo-Europeanh₁léngʰuslightweight
6Proto-Indo-Europeanh₁lengʷʰ-light
Every word from Proto-Indo-European h₁lengʷʰ- →Every word from Proto-Indo-European h₁léngʰus →Every word from Proto-Italic leɣʷis →