Where does “Puțul lui Andrei” come from?

Puțul lui Andrei (Romanian) comes from Romanian lui, from Latin illūi, from Latin illī, from Latin ille, from Latin olle, from Proto-Italic *olnos — that.

Ancestry of “Puțul lui Andrei”, step by step

Puțul lui Andrei traces back through 3 separate lines of ancestry.

via Romanian lui

StepLanguageWordMeaning
1Romanianluihis; to him
2Latinillūihim dative singular masculine; apparently also genitive
3Latinillīfound in
4Latinillethat; those; "; demonstrative pronoun "; that...
5LatinolleArchaic form of ille
6Proto-Italic*olnosthat

via Romanian Andrei

StepLanguageWordMeaning
1RomanianAndreiAndrew
2RussianАндре́й
3Ancient GreekἈνδρέας
4Ancient Greekἀνήρman; husband; human being, as opposed to a god
5Proto-Hellenic*anḗrman

via Romanian puț

StepLanguageWordMeaning
1Romanianpuțwell
2Latinputeuspit, dungeon; well; cistern
3Latin-alnoun-forming suffix
Every word from Proto-Italic *olnos