The story
- Proto-Indo-European*ǵenh₁-
- Proto-Indo-European*ǵénh₁mn̥
- Proto-Italic*genamen
- Latin*genmen
- Latingermen
- Latingermānus
- Latingermānitātem
- Spanishhermandad
- English todayhermandad
Borrowed from Spanish hermandad (“brotherhood”).
Etymology from Wiktionary, CC BY-SA 4.0.