Where does “enquanto” come from?

enquanto (Old Portuguese) comes from Old Portuguese en, from Latin în, from Latin en, from Proto-Italic en, from Proto-Indo-European h₁én — in.

Ancestry of “enquanto”, step by step

enquanto traces back through two separate lines of ancestry.

via Old Portuguese en

StepLanguageWordMeaning
1Old Portugueseenin
2Latinînin, at, on, upon, from (space)
3Latinenlookǃ beholdǃ; reallyǃ?; come onǃ
4Proto-Italicenin
5Proto-Indo-Europeanh₁énin

via Old Portuguese quanto

StepLanguageWordMeaning
1Old Portuguesequantohow much
2Latinquantushow much, how many; how big
3Proto-Italic*kʷijentos
4Proto-Indo-European*kʷíh₂onts

Words derived from “enquanto

Every word from Proto-Indo-European h₁énEvery word from Proto-Italic enEvery word from Latin en
enquanto — Etymology, Origin & Word History | Etymology Explorer