Where does “herous” come from?

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

herous (Latin): of relating to a hero, heroic; heroic, epic; an...

Definitions

of relating to a hero, heroic; heroic, epic; an...

Ancestry of “herous”, step by step

herous traces back through two separate lines of ancestry.

via Ancient Greek ἡρῳος

Step	Language	Word	Meaning
1	Ancient Greek	ἡρῳος	the heroic measure”, “hexameter
2	Ancient Greek	ἡρώϊος	of or concerning heroes
3	Ancient Greek	ἥρως	a hero of the Trojan War: any of the major...
4	Proto-Indo-European	sēr-	to flow
5	Proto-Indo-European	ser-	to flow; to guard; to bind, to tie together

via Latin Hero

Step	Language	Word	Meaning
1	Latin	Hero	Hero priestess of Aphrodite, loved by Leander
2	Ancient Greek	Ἡρώ	—
3	Ancient Greek	-ω	ending of the first-person singular thematic present
4	Proto-Indo-European	-éti	Forms

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