Where does “Mitrush” come from?

Mitrush (Albanian) comes from Albanian mitër, from Ancient Greek μήτρα, from Ancient Greek μήτηρ, from Proto-Hellenic mā́tēr, from Proto-Indo-European méh₂tēr — mother.

Ancestry of “Mitrush”, step by step

Step	Language	Word	Meaning
1	Albanian	mitër	womb, uterus
2	Ancient Greek	μήτρα	womb; the pith or heart of wood; a queen wasp
3	Ancient Greek	μήτηρ	mother; source or origin
4	Proto-Hellenic	mā́tēr	mother
5	Proto-Indo-European	méh₂tēr	mother

Every word from Proto-Indo-European méh₂tēr →Every word from Proto-Hellenic mā́tēr →Every word from Ancient Greek μήτηρ →