Where does “μοναρχία” come from?

μοναρχία (Ancient Greek) comes from Ancient Greek μόναρχος, from Ancient Greek μόνος, from Ancient Greek σπέρμα, from Proto-Hellenic *spérmə.

μοναρχία (Ancient Greek): monarchy

Definitions

μοναρχία traces back through two separate lines of ancestry.

Step	Language	Word	Meaning
1	Ancient Greek	μόναρχος	king, monarch; commander, general; dictator
2	Ancient Greek	μόνος	alone, forsaken, solitary; only; unique
3	Ancient Greek	σπέρμα	seed; semen, sperm; seed-time, sowing
4	Proto-Hellenic	*spérmə	—

Step	Language	Word	Meaning
1	Ancient Greek	ἀρχή	beginning, origin; sovereignty, dominion,...
2	Ancient Greek	ἄρχω	To begin; To lead, rule, govern, command; To be...
3	Proto-Indo-European	h₂ergʰ-	to begin; to command, rule; to begin, rule,...