Where does “Donaumonarchie” come from?

Donaumonarchie (German) comes from German Monarchie, from Latin monarchia, from Ancient Greek μοναρχία, from Ancient Greek μόναρχος, from Ancient Greek μόνος, from Ancient Greek σπέρμα, from Proto-Hellenic *spérmə.

Ancestry of “Donaumonarchie”, step by step

Donaumonarchie traces back through two separate lines of ancestry.

via German Monarchie

StepLanguageWordMeaning
1GermanMonarchiemonarchy
2Latinmonarchiamonarchy
3Ancient Greekμοναρχίαmonarchy
4Ancient Greekμόναρχοςking, monarch; commander, general; dictator
5Ancient Greekμόνοςalone, forsaken, solitary; only; unique
6Ancient Greekσπέρμαseed; semen, sperm; seed-time, sowing
7Proto-Hellenic*spérmə—

via German Donau

StepLanguageWordMeaning
1GermanDonauDanube
2GermanDonaw—
3GermanTonaw—
4Middle High GermanTuonawe—
Every word from Proto-Hellenic *spérmə →Every word from Ancient Greek σπέρμα →Every word from Ancient Greek μόνος →