Where does “erythräisch” come from?

erythräisch (German) comes from Latin erythraeus, from Ancient Greek Ἐρυθραῖος, from Ancient Greek Ἐρυθραί, from Ancient Greek ἐρυθρός, from Proto-Hellenic *erutʰrós.

erythräisch (German): Erythraean of or relating to the Erythraean Sea

Definitions

Erythraean of or relating to the Erythraean Sea

Ancestry of “erythräisch”, step by step

erythräisch traces back through two separate lines of ancestry.

via Latin erythraeus

Step	Language	Word	Meaning
1	Latin	erythraeus	reddish
2	Ancient Greek	Ἐρυθραῖος	—
3	Ancient Greek	Ἐρυθραί	Erythrae; Ildırı, Turkey
4	Ancient Greek	ἐρυθρός	reddish, red
5	Proto-Hellenic	*erutʰrós	—

via Latin Erythrae

Step	Language	Word	Meaning
1	Latin	Erythrae	Erythrae town of Boeotia situated a little south of the Asopus

Every word from Proto-Hellenic *erutʰrós →Every word from Ancient Greek ἐρυθρός →Every word from Ancient Greek Ἐρυθραί →