Where does “Râu Alb de Jos” come from?

Râu Alb de Jos (Romanian) comes from Romanian de, from Latin dē, from Latin post, from Latin poste, from Proto-Italic posti, from Proto-Indo-European pósti, from Proto-Indo-European pós — afterwards, post; by, at.

Ancestry of “Râu Alb de Jos”, step by step

Râu Alb de Jos traces back through 3 separate lines of ancestry.

via Romanian de

StepLanguageWordMeaning
1Romaniandefrom; of; by
2Latinof; concerning; about
3Latinpostbehind; after, since, besides, except; behind,...
4Latinposteablative singular of postis
5Proto-Italicpostibehind, after
6Proto-Indo-Europeanpóstiafter
7Proto-Indo-Europeanpósafterwards, post; by, at

via Romanian râu

StepLanguageWordMeaning
1Romanianrâuriver
2Vulgar Latinriusriver
3Latinrīvusa small stream; brook, stream, rivulet
4Proto-Italicrīwos
5Proto-Indo-Europeanh₃riH-wó-s
6Proto-Indo-Europeanh₃reyH-to move, set in motion
7Proto-Indo-Europeanh₃er-to move, to stir; to rise, to spring; to quarrel,...

via Romanian alb

StepLanguageWordMeaning
1Romanianalbwhite; clean, pure, immaculate; the color white
2LatinAlbuswhite properly without, dull white
3Proto-Italicalβoswhite
4Proto-Indo-Europeanh₂élbʰoswhite
Every word from Proto-Indo-European pós