Where does “eritema” come from?

eritema (Spanish) comes from Latin erythema, from Ancient Greek ἐρύθημα, from Ancient Greek ἐρυθρός, from Proto-Hellenic *erutʰrós.

eritema (Spanish): erythema

Definitions

Step	Language	Word	Meaning
1	Latin	erythema	—
2	Ancient Greek	ἐρύθημα	a redness or flush on the skin
3	Ancient Greek	ἐρυθρός	reddish, red
4	Proto-Hellenic	*erutʰrós	—