Where does “Ἀλκάθοος” come from?

Ἀλκάθοος (Ancient Greek) comes from Ancient Greek θοός, from Ancient Greek θέω, from Ancient Greek θεϝ-, from Proto-Indo-European dʰew- — to die, pass away; to run, flow.

Ἀλκάθοος (Ancient Greek): Alcathous, a Trojan soldier slain by Idomeneus

Definitions

Alcathous, a Trojan soldier slain by Idomeneus

Ancestry of “Ἀλκάθοος”, step by step

Ἀλκάθοος traces back through two separate lines of ancestry.

via Ancient Greek θοός

Step	Language	Word	Meaning
1	Ancient Greek	θοός	quick, swift; sharp, pointed
2	Ancient Greek	θέω	I run; I fly
3	Ancient Greek	θεϝ-	—
4	Proto-Indo-European	dʰew-	to die, pass away; to run, flow

via Ancient Greek ἀλκή

Step	Language	Word	Meaning
1	Ancient Greek	ἀλκή	prowess, force; defense, guard; battle, fight
2	Proto-Indo-European	h₂lek-	to protect

Words derived from “Ἀλκάθοος”

Alcathous

Every word from Proto-Indo-European dʰew- →Every word from Ancient Greek θεϝ- →Every word from Ancient Greek θέω →