Where does “Marei” come from?

Marei (Romanian) comes from Romanian -ei, from Latin illaei, from Latin illī, from Latin ille, from Latin olle, from Proto-Italic *olnos — that.

Ancestry of “Marei”, step by step

StepLanguageWordMeaning
1Romanian-eithe
2Latinillaeiher dative singular feminine
3Latinillīfound in
4Latinillethat; those; "; demonstrative pronoun "; that...
5LatinolleArchaic form of ille
6Proto-Italic*olnosthat
Every word from Proto-Italic *olnos →Every word from Latin olle →Every word from Latin ille →