Where does “герма́нец” come from?
герма́нец (Russian) comes from Russian Герма́ния, from Latin Germānia, from Latin Germānī, from Latin Germānus, from Latin germen, from Proto-Italic genamen, from Proto-Indo-European ǵénh₁mn̥, from Proto-Indo-European ǵenh₁- — to produce, to beget, to give birth.
Ancestry of “герма́нец”, step by step
Words derived from “герма́нец”