* Κόρης (Korēs): This means "maiden" or "girl," and shares some similar sounds.
* Κώρης (Kōrēs): Similar sounding, but the meaning is less clear and more likely to be a variant or invented name.
Ultimately, choosing the "best" spelling depends on personal preference and what aspects of the name "Corey" you want to emphasize. There's no single "correct" Greek spelling.