Where does “noastre” come from?

noastre (Romanian) comes from Latin nostrae, from Latin noster, from Proto-Italic nosteros, from Proto-Indo-European nos, from Proto-Indo-European éǵh₂ — I.

noastre (Romanian): feminine plural of nostru; our

Definitions

feminine plural of nostru; our

Ancestry of “noastre”, step by step

Step	Language	Word	Meaning
1	Latin	nostrae	nominative feminine plural of noster; genitive...
2	Latin	noster	our, ours
3	Proto-Italic	nosteros	our
4	Proto-Indo-European	nos	—
5	Proto-Indo-European	éǵh₂	I

Every word from Proto-Indo-European éǵh₂ →Every word from Proto-Indo-European nos →Every word from Proto-Italic nosteros →