Where does “νεράιδα” come from?

νεράιδα (Greek) comes from Byzantine Greek νεράιδα, from Ancient Greek Νηρηΐς, from Ancient Greek Νηρεύς — Nereus; the sea-god Nereus.

νεράιδα (Greek): fairy, sprite mythical being with magical powers, often depicted in modern illustrations only as small and spritely with gauze-like wings

Definitions

fairy, sprite mythical being with magical powers, often depicted in modern illustrations only as small and spritely with gauze-like wings

Ancestry of “νεράιδα”, step by step

Step	Language	Word	Meaning
1	Byzantine Greek	νεράιδα	—
2	Ancient Greek	Νηρηΐς	Nereid; sea-nymph
3	Ancient Greek	Νηρεύς	Nereus; the sea-god Nereus

Every word from Ancient Greek Νηρεύς →Every word from Ancient Greek Νηρηΐς →Every word from Byzantine Greek νεράιδα →