Where does “Eurysthée” come from?

Eurysthée (French) comes from Latin Eurystheus, from Ancient Greek Εὐρυσθεύς, from Ancient Greek σθένος, from English micro-, from Ancient Greek μικρο-, from Ancient Greek μικρός, from Proto-Indo-European mēy- — soft, tender, dear.

Ancestry of “Eurysthée”, step by step

Step	Language	Word	Meaning
1	Latin	Eurystheus	—
2	Ancient Greek	Εὐρυσθεύς	Eurystheus
3	Ancient Greek	σθένος	strength, might, power
4	English	micro-	API; Very small; One millionth
5	Ancient Greek	μικρο-	micro
6	Ancient Greek	μικρός	little, small
7	Proto-Indo-European	mēy-	soft, tender, dear

Every word from Proto-Indo-European mēy- →Every word from Ancient Greek μικρός →Every word from English micro- →