Where does “ἰχθυστεφής” come from?

ἰχθυστεφής (Ancient Greek) comes from Ancient Greek ἰχθύς, from Ancient Greek ἀετός, from Proto-Hellenic ayyetós, from Proto-Indo-European h₂ewyetós, from Proto-Indo-European h₂éwis — bird.

ἰχθυστεφής (Ancient Greek): fish-crowned

Definitions

fish-crowned

Ancestry of “ἰχθυστεφής”, step by step

ἰχθυστεφής traces back through two separate lines of ancestry.

via Ancient Greek ἰχθύς

Step	Language	Word	Meaning
1	Ancient Greek	ἰχθύς	fish
2	Ancient Greek	ἀετός	eagle; the constellation Aquila; omen
3	Proto-Hellenic	ayyetós	—
4	Proto-Indo-European	h₂ewyetós	—
5	Proto-Indo-European	h₂éwis	bird

via Ancient Greek στέφω

Step	Language	Word	Meaning
1	Ancient Greek	στέφω	I put around; I encircle, crown, wreath, garland
2	Proto-Hellenic	stékʷʰō	to enlace, crown, encircle
3	Proto-Indo-European	stegʷʰ-	to enlace

Every word from Proto-Indo-European h₂éwis →Every word from Proto-Indo-European h₂ewyetós →Every word from Proto-Hellenic ayyetós →