Where does “Νησιά Κέυμαν” come from?

Νησιά Κέυμαν (Greek) comes from Greek νησί, from Ancient Greek νῆσος — island.

Ancestry of “Νησιά Κέυμαν”, step by step

Step	Language	Word	Meaning
1	Greek	νησί	island
2	Ancient Greek	νῆσος	island