Where does “heroo” come from?

heroo (Esperanto) comes from Latin hērōs, from Ancient Greek ἥρως, from Proto-Indo-European sēr-, from Proto-Indo-European ser- — to flow; to guard; to bind, to tie together.

heroo (Esperanto): hero

Definitions

hero

Ancestry of “heroo”, step by step

Step	Language	Word	Meaning
1	Latin	hērōs	demigod, hero
2	Ancient Greek	ἥρως	a hero of the Trojan War: any of the major...
3	Proto-Indo-European	sēr-	to flow
4	Proto-Indo-European	ser-	to flow; to guard; to bind, to tie together

Words derived from “heroo”

heroo
heroiĉo
heroaĵo
heroeco
heroino
heroala
heroatra
heroeso

Every word from Proto-Indo-European ser- →Every word from Proto-Indo-European sēr- →Every word from Ancient Greek ἥρως →